20996858960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:455

約数の個数: 480

約数和(自身を含む): 66115768320

約数和(自身を除く): 45118909360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 47, 55, 56, 70, 76, 77, 80, 88, 94, 95, 110, 112, 121, 133, 140, 152, 154, 176, 188, 190, 209, 220, 235, 242, 266, 280, 304, 308, 329, 347, 376, 380, 385, 418, 440, 470, 484, 517, 532, 560, 605, 616, 658, 665, 694, 752, 760, 770, 836, 847, 880, 893, 940, 968, 1034, 1045, 1064, 1210, 1232, 1316, 1330, 1388, 1463, 1520, 1540, 1645, 1672, 1694, 1735, 1786, 1880, 1936, 2068, 2090, 2128, 2299, 2420, 2429, 2585, 2632, 2660, 2776, 2926, 3080, 3290, 3344, 3388, 3470, 3572, 3619, 3760, 3817, 4136, 4180, 4235, 4465, 4598, 4840, 4858, 5170, 5264, 5320, 5552, 5687, 5852, 6160, 6251, 6580, 6593, 6776, 6940, 7144, 7238, 7315, 7634, 8272, 8360, 8470, 8930, 9196, 9680, 9716, 9823, 10340, 10640, 11374, 11495, 11704, 12145, 12502, 13160, 13186, 13552, 13880, 14288, 14476, 14630, 15268, 16093, 16309, 16720, 16940, 17860, 18095, 18392, 19085, 19432, 19646, 20680, 22748, 22990, 23408, 24290, 25004, 26320, 26372, 26719, 27760, 28435, 28952, 29260, 30536, 31255, 32186, 32618, 32965, 33880, 35720, 36190, 36784, 38170, 38864, 39292, 39809, 41360, 41987, 45496, 45980, 46151, 48580, 49115, 50008, 52744, 53438, 56870, 57904, 58520, 61072, 62510, 64372, 65236, 65930, 67760, 68761, 71440, 72380, 72523, 76340, 78584, 79618, 80465, 81545, 83974, 90992, 91960, 92302, 97160, 98230, 100016, 105488, 106876, 108053, 113740, 114163, 117040, 125020, 128744, 130472, 131860, 133595, 137522, 144760, 145046, 152680, 157168, 159236, 160930, 163090, 167948, 179399, 183920, 184604, 194320, 196460, 199045, 209935, 213752, 216106, 227480, 228326, 230755, 250040, 257488, 260944, 263720, 267190, 275044, 289520, 290092, 293909, 305360, 309871, 318472, 321860, 326180, 335896, 343805, 358798, 362615, 369208, 392920, 398090, 419870, 427504, 432212, 454960, 456652, 461510, 500080, 507661, 527440, 534380, 540265, 550088, 570815, 580184, 587818, 619742, 636944, 643720, 652360, 671792, 687610, 717596, 725230, 738416, 756371, 785840, 796180, 797753, 839740, 864424, 896995, 913304, 923020, 1015322, 1068760, 1080530, 1100176, 1141630, 1160368, 1175636, 1239484, 1255793, 1287440, 1304720, 1375220, 1435192, 1450460, 1469545, 1512742, 1549355, 1592360, 1595506, 1679480, 1728848, 1793990, 1826608, 1846040, 1973389, 2030644, 2137520, 2161060, 2169097, 2283260, 2351272, 2478968, 2511586, 2538305, 2750440, 2870384, 2900920, 2939090, 3025484, 3098710, 3184720, 3191012, 3358960, 3408581, 3587980, 3692080, 3781855, 3946778, 3988765, 4061288, 4322120, 4338194, 4566520, 4702544, 4957936, 5023172, 5076610, 5500880, 5584271, 5801840, 5878180, 6050968, 6197420, 6278965, 6382024, 6817162, 7175960, 7563710, 7893556, 7977530, 8122576, 8644240, 8676388, 9133040, 9866945, 10046344, 10153220, 10845485, 11168542, 11756360, 12101936, 12394840, 12557930, 12764048, 13634324, 13813723, 14351920, 15127420, 15787112, 15955060, 17042905, 17352776, 19733890, 20092688, 20306440, 21690970, 22337084, 23512720, 23860067, 24789680, 25115860, 27268648, 27627446, 27921355, 30254840, 31574224, 31910120, 34085810, 34705552, 37494391, 39467780, 40612880, 43381940, 44674168, 47720134, 50231720, 54537296, 55254892, 55842710, 60509680, 63820240, 68171620, 69068615, 74988782, 78935560, 86763880, 89348336, 95440268, 100463440, 110509784, 111685420, 119300335, 136343240, 138137230, 149977564, 157871120, 173527760, 187471955, 190880536, 221019568, 223370840, 238600670, 262460737, 272686480, 276274460, 299955128, 374943910, 381761072, 446741680, 477201340, 524921474, 552548920, 599910256, 749887820, 954402680, 1049842948, 1105097840, 1312303685, 1499775640, 1908805360, 2099685896, 2624607370, 2999551280, 4199371792, 5249214740, 10498429480, 20996858960]

約数ペア:

[(1, 20996858960), (2, 10498429480), (4, 5249214740), (5, 4199371792), (7, 2999551280), (8, 2624607370), (10, 2099685896), (11, 1908805360), (14, 1499775640), (16, 1312303685), (19, 1105097840), (20, 1049842948), (22, 954402680), (28, 749887820), (35, 599910256), (38, 552548920), (40, 524921474), (44, 477201340), (47, 446741680), (55, 381761072), (56, 374943910), (70, 299955128), (76, 276274460), (77, 272686480), (80, 262460737), (88, 238600670), (94, 223370840), (95, 221019568), (110, 190880536), (112, 187471955), (121, 173527760), (133, 157871120), (140, 149977564), (152, 138137230), (154, 136343240), (176, 119300335), (188, 111685420), (190, 110509784), (209, 100463440), (220, 95440268), (235, 89348336), (242, 86763880), (266, 78935560), (280, 74988782), (304, 69068615), (308, 68171620), (329, 63820240), (347, 60509680), (376, 55842710), (380, 55254892), (385, 54537296), (418, 50231720), (440, 47720134), (470, 44674168), (484, 43381940), (517, 40612880), (532, 39467780), (560, 37494391), (605, 34705552), (616, 34085810), (658, 31910120), (665, 31574224), (694, 30254840), (752, 27921355), (760, 27627446), (770, 27268648), (836, 25115860), (847, 24789680), (880, 23860067), (893, 23512720), (940, 22337084), (968, 21690970), (1034, 20306440), (1045, 20092688), (1064, 19733890), (1210, 17352776), (1232, 17042905), (1316, 15955060), (1330, 15787112), (1388, 15127420), (1463, 14351920), (1520, 13813723), (1540, 13634324), (1645, 12764048), (1672, 12557930), (1694, 12394840), (1735, 12101936), (1786, 11756360), (1880, 11168542), (1936, 10845485), (2068, 10153220), (2090, 10046344), (2128, 9866945), (2299, 9133040), (2420, 8676388), (2429, 8644240), (2585, 8122576), (2632, 7977530), (2660, 7893556), (2776, 7563710), (2926, 7175960), (3080, 6817162), (3290, 6382024), (3344, 6278965), (3388, 6197420), (3470, 6050968), (3572, 5878180), (3619, 5801840), (3760, 5584271), (3817, 5500880), (4136, 5076610), (4180, 5023172), (4235, 4957936), (4465, 4702544), (4598, 4566520), (4840, 4338194), (4858, 4322120), (5170, 4061288), (5264, 3988765), (5320, 3946778), (5552, 3781855), (5687, 3692080), (5852, 3587980), (6160, 3408581), (6251, 3358960), (6580, 3191012), (6593, 3184720), (6776, 3098710), (6940, 3025484), (7144, 2939090), (7238, 2900920), (7315, 2870384), (7634, 2750440), (8272, 2538305), (8360, 2511586), (8470, 2478968), (8930, 2351272), (9196, 2283260), (9680, 2169097), (9716, 2161060), (9823, 2137520), (10340, 2030644), (10640, 1973389), (11374, 1846040), (11495, 1826608), (11704, 1793990), (12145, 1728848), (12502, 1679480), (13160, 1595506), (13186, 1592360), (13552, 1549355), (13880, 1512742), (14288, 1469545), (14476, 1450460), (14630, 1435192), (15268, 1375220), (16093, 1304720), (16309, 1287440), (16720, 1255793), (16940, 1239484), (17860, 1175636), (18095, 1160368), (18392, 1141630), (19085, 1100176), (19432, 1080530), (19646, 1068760), (20680, 1015322), (22748, 923020), (22990, 913304), (23408, 896995), (24290, 864424), (25004, 839740), (26320, 797753), (26372, 796180), (26719, 785840), (27760, 756371), (28435, 738416), (28952, 725230), (29260, 717596), (30536, 687610), (31255, 671792), (32186, 652360), (32618, 643720), (32965, 636944), (33880, 619742), (35720, 587818), (36190, 580184), (36784, 570815), (38170, 550088), (38864, 540265), (39292, 534380), (39809, 527440), (41360, 507661), (41987, 500080), (45496, 461510), (45980, 456652), (46151, 454960), (48580, 432212), (49115, 427504), (50008, 419870), (52744, 398090), (53438, 392920), (56870, 369208), (57904, 362615), (58520, 358798), (61072, 343805), (62510, 335896), (64372, 326180), (65236, 321860), (65930, 318472), (67760, 309871), (68761, 305360), (71440, 293909), (72380, 290092), (72523, 289520), (76340, 275044), (78584, 267190), (79618, 263720), (80465, 260944), (81545, 257488), (83974, 250040), (90992, 230755), (91960, 228326), (92302, 227480), (97160, 216106), (98230, 213752), (100016, 209935), (105488, 199045), (106876, 196460), (108053, 194320), (113740, 184604), (114163, 183920), (117040, 179399), (125020, 167948), (128744, 163090), (130472, 160930), (131860, 159236), (133595, 157168), (137522, 152680), (144760, 145046)]