20446661520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:525

約数の個数: 480

約数和(自身を含む): 75606410880

約数和(自身を除く): 55159749360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 197, 216, 228, 240, 243, 270, 281, 285, 304, 324, 342, 360, 380, 394, 405, 432, 456, 486, 513, 540, 562, 570, 591, 648, 684, 720, 760, 788, 810, 843, 855, 912, 972, 985, 1026, 1080, 1124, 1140, 1182, 1215, 1296, 1368, 1405, 1520, 1539, 1576, 1620, 1686, 1710, 1773, 1944, 1970, 2052, 2160, 2248, 2280, 2364, 2430, 2529, 2565, 2736, 2810, 2955, 3078, 3152, 3240, 3372, 3420, 3546, 3743, 3888, 3940, 4104, 4215, 4496, 4560, 4617, 4728, 4860, 5058, 5130, 5319, 5339, 5620, 5910, 6156, 6480, 6744, 6840, 7092, 7486, 7587, 7695, 7880, 8208, 8430, 8865, 9234, 9456, 9720, 10116, 10260, 10638, 10678, 11229, 11240, 11820, 12312, 12645, 13488, 13680, 14184, 14972, 15174, 15390, 15760, 15957, 16017, 16860, 17730, 18468, 18715, 19440, 20232, 20520, 21276, 21356, 22458, 22480, 22761, 23085, 23640, 24624, 25290, 26595, 26695, 28368, 29944, 30348, 30780, 31914, 32034, 33687, 33720, 35460, 36936, 37430, 37935, 40464, 41040, 42552, 42712, 44916, 45522, 46170, 47280, 47871, 48051, 50580, 53190, 53390, 55357, 56145, 59888, 60696, 61560, 63828, 64068, 67374, 67440, 68283, 70920, 73872, 74860, 75870, 79785, 80085, 85104, 85424, 89832, 91044, 92340, 95742, 96102, 101061, 101160, 106380, 106780, 110714, 112290, 113805, 121392, 123120, 127656, 128136, 134748, 136566, 141840, 144153, 149720, 151740, 159570, 160170, 166071, 168435, 179664, 182088, 184680, 191484, 192204, 202122, 202320, 212760, 213560, 221428, 224580, 227610, 239355, 240255, 255312, 256272, 269496, 273132, 276785, 288306, 299440, 303183, 303480, 319140, 320340, 332142, 336870, 341415, 364176, 369360, 382968, 384408, 404244, 425520, 427120, 432459, 442856, 449160, 455220, 478710, 480510, 498213, 505305, 538992, 546264, 553570, 576612, 606366, 606960, 638280, 640680, 664284, 673740, 682830, 720765, 765936, 768816, 808488, 830355, 864918, 885712, 898320, 909549, 910440, 957420, 961020, 996426, 1010610, 1051783, 1092528, 1107140, 1153224, 1212732, 1276560, 1281360, 1297377, 1328568, 1347480, 1365660, 1441530, 1494639, 1515915, 1616976, 1660710, 1729836, 1819098, 1820880, 1914840, 1922040, 1992852, 2021220, 2103566, 2162295, 2214280, 2306448, 2425464, 2491065, 2594754, 2657136, 2694960, 2731320, 2883060, 2989278, 3031830, 3155349, 3321420, 3459672, 3638196, 3829680, 3844080, 3985704, 4042440, 4207132, 4324590, 4428560, 4483917, 4547745, 4850928, 4982130, 5189508, 5258915, 5462640, 5766120, 5978556, 6063660, 6310698, 6486885, 6642840, 6919344, 7276392, 7473195, 7971408, 8084880, 8414264, 8649180, 8967834, 9095490, 9466047, 9964260, 10379016, 10517830, 11532240, 11957112, 12127320, 12621396, 12973770, 13285680, 13451751, 14552784, 14946390, 15776745, 16828528, 17298360, 17935668, 18190980, 18932094, 19928520, 20758032, 21035660, 22419585, 23914224, 24254640, 25242792, 25947540, 26903502, 28398141, 29892780, 31553490, 34596720, 35871336, 36381960, 37864188, 39857040, 42071320, 44839170, 47330235, 50485584, 51895080, 53807004, 56796282, 59785560, 63106980, 67258755, 71742672, 72763920, 75728376, 84142640, 85194423, 89678340, 94660470, 103790160, 107614008, 113592564, 119571120, 126213960, 134517510, 141990705, 151456752, 170388846, 179356680, 189320940, 215228016, 227185128, 252427920, 255583269, 269035020, 283981410, 340777692, 358713360, 378641880, 425972115, 454370256, 511166538, 538070040, 567962820, 681555384, 757283760, 851944230, 1022333076, 1076140080, 1135925640, 1277916345, 1363110768, 1703888460, 2044666152, 2271851280, 2555832690, 3407776920, 4089332304, 5111665380, 6815553840, 10223330760, 20446661520]

約数ペア:

[(1, 20446661520), (2, 10223330760), (3, 6815553840), (4, 5111665380), (5, 4089332304), (6, 3407776920), (8, 2555832690), (9, 2271851280), (10, 2044666152), (12, 1703888460), (15, 1363110768), (16, 1277916345), (18, 1135925640), (19, 1076140080), (20, 1022333076), (24, 851944230), (27, 757283760), (30, 681555384), (36, 567962820), (38, 538070040), (40, 511166538), (45, 454370256), (48, 425972115), (54, 378641880), (57, 358713360), (60, 340777692), (72, 283981410), (76, 269035020), (80, 255583269), (81, 252427920), (90, 227185128), (95, 215228016), (108, 189320940), (114, 179356680), (120, 170388846), (135, 151456752), (144, 141990705), (152, 134517510), (162, 126213960), (171, 119571120), (180, 113592564), (190, 107614008), (197, 103790160), (216, 94660470), (228, 89678340), (240, 85194423), (243, 84142640), (270, 75728376), (281, 72763920), (285, 71742672), (304, 67258755), (324, 63106980), (342, 59785560), (360, 56796282), (380, 53807004), (394, 51895080), (405, 50485584), (432, 47330235), (456, 44839170), (486, 42071320), (513, 39857040), (540, 37864188), (562, 36381960), (570, 35871336), (591, 34596720), (648, 31553490), (684, 29892780), (720, 28398141), (760, 26903502), (788, 25947540), (810, 25242792), (843, 24254640), (855, 23914224), (912, 22419585), (972, 21035660), (985, 20758032), (1026, 19928520), (1080, 18932094), (1124, 18190980), (1140, 17935668), (1182, 17298360), (1215, 16828528), (1296, 15776745), (1368, 14946390), (1405, 14552784), (1520, 13451751), (1539, 13285680), (1576, 12973770), (1620, 12621396), (1686, 12127320), (1710, 11957112), (1773, 11532240), (1944, 10517830), (1970, 10379016), (2052, 9964260), (2160, 9466047), (2248, 9095490), (2280, 8967834), (2364, 8649180), (2430, 8414264), (2529, 8084880), (2565, 7971408), (2736, 7473195), (2810, 7276392), (2955, 6919344), (3078, 6642840), (3152, 6486885), (3240, 6310698), (3372, 6063660), (3420, 5978556), (3546, 5766120), (3743, 5462640), (3888, 5258915), (3940, 5189508), (4104, 4982130), (4215, 4850928), (4496, 4547745), (4560, 4483917), (4617, 4428560), (4728, 4324590), (4860, 4207132), (5058, 4042440), (5130, 3985704), (5319, 3844080), (5339, 3829680), (5620, 3638196), (5910, 3459672), (6156, 3321420), (6480, 3155349), (6744, 3031830), (6840, 2989278), (7092, 2883060), (7486, 2731320), (7587, 2694960), (7695, 2657136), (7880, 2594754), (8208, 2491065), (8430, 2425464), (8865, 2306448), (9234, 2214280), (9456, 2162295), (9720, 2103566), (10116, 2021220), (10260, 1992852), (10638, 1922040), (10678, 1914840), (11229, 1820880), (11240, 1819098), (11820, 1729836), (12312, 1660710), (12645, 1616976), (13488, 1515915), (13680, 1494639), (14184, 1441530), (14972, 1365660), (15174, 1347480), (15390, 1328568), (15760, 1297377), (15957, 1281360), (16017, 1276560), (16860, 1212732), (17730, 1153224), (18468, 1107140), (18715, 1092528), (19440, 1051783), (20232, 1010610), (20520, 996426), (21276, 961020), (21356, 957420), (22458, 910440), (22480, 909549), (22761, 898320), (23085, 885712), (23640, 864918), (24624, 830355), (25290, 808488), (26595, 768816), (26695, 765936), (28368, 720765), (29944, 682830), (30348, 673740), (30780, 664284), (31914, 640680), (32034, 638280), (33687, 606960), (33720, 606366), (35460, 576612), (36936, 553570), (37430, 546264), (37935, 538992), (40464, 505305), (41040, 498213), (42552, 480510), (42712, 478710), (44916, 455220), (45522, 449160), (46170, 442856), (47280, 432459), (47871, 427120), (48051, 425520), (50580, 404244), (53190, 384408), (53390, 382968), (55357, 369360), (56145, 364176), (59888, 341415), (60696, 336870), (61560, 332142), (63828, 320340), (64068, 319140), (67374, 303480), (67440, 303183), (68283, 299440), (70920, 288306), (73872, 276785), (74860, 273132), (75870, 269496), (79785, 256272), (80085, 255312), (85104, 240255), (85424, 239355), (89832, 227610), (91044, 224580), (92340, 221428), (95742, 213560), (96102, 212760), (101061, 202320), (101160, 202122), (106380, 192204), (106780, 191484), (110714, 184680), (112290, 182088), (113805, 179664), (121392, 168435), (123120, 166071), (127656, 160170), (128136, 159570), (134748, 151740), (136566, 149720), (141840, 144153)]