285738720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 288

約数和(自身を含む): 1016191008

約数和(自身を除く): 730452288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 97, 102, 114, 120, 136, 152, 160, 170, 190, 194, 204, 228, 240, 255, 272, 285, 291, 304, 323, 340, 361, 380, 388, 408, 456, 480, 485, 510, 544, 570, 582, 608, 646, 680, 722, 760, 776, 816, 912, 969, 970, 1020, 1083, 1140, 1164, 1292, 1360, 1444, 1455, 1520, 1552, 1615, 1632, 1649, 1805, 1824, 1843, 1938, 1940, 2040, 2166, 2280, 2328, 2584, 2720, 2888, 2910, 3040, 3104, 3230, 3298, 3610, 3686, 3876, 3880, 4080, 4332, 4560, 4656, 4845, 4947, 5168, 5415, 5529, 5776, 5820, 6137, 6460, 6596, 7220, 7372, 7752, 7760, 8160, 8245, 8664, 9120, 9215, 9312, 9690, 9894, 10336, 10830, 11058, 11552, 11640, 12274, 12920, 13192, 14440, 14744, 15504, 15520, 16490, 17328, 18411, 18430, 19380, 19788, 21660, 22116, 23280, 24548, 24735, 25840, 26384, 27645, 28880, 29488, 30685, 31008, 31331, 32980, 34656, 35017, 36822, 36860, 38760, 39576, 43320, 44232, 46560, 49096, 49470, 51680, 52768, 55290, 57760, 58976, 61370, 62662, 65960, 70034, 73644, 73720, 77520, 79152, 86640, 88464, 92055, 93993, 98192, 98940, 105051, 110580, 122740, 125324, 131920, 140068, 147288, 147440, 155040, 156655, 158304, 173280, 175085, 176928, 184110, 187986, 196384, 197880, 210102, 221160, 245480, 250648, 263840, 280136, 294576, 294880, 313310, 350170, 368220, 375972, 395760, 420204, 442320, 469965, 490960, 501296, 525255, 560272, 589152, 595289, 626620, 700340, 736440, 751944, 791520, 840408, 884640, 939930, 981920, 1002592, 1050510, 1120544, 1190578, 1253240, 1400680, 1472880, 1503888, 1680816, 1785867, 1879860, 2101020, 2381156, 2506480, 2801360, 2945760, 2976445, 3007776, 3361632, 3571734, 3759720, 4202040, 4762312, 5012960, 5602720, 5952890, 7143468, 7519440, 8404080, 8929335, 9524624, 11905780, 14286936, 15038880, 16808160, 17858670, 19049248, 23811560, 28573872, 35717340, 47623120, 57147744, 71434680, 95246240, 142869360, 285738720]

約数ペア:

[(1, 285738720), (2, 142869360), (3, 95246240), (4, 71434680), (5, 57147744), (6, 47623120), (8, 35717340), (10, 28573872), (12, 23811560), (15, 19049248), (16, 17858670), (17, 16808160), (19, 15038880), (20, 14286936), (24, 11905780), (30, 9524624), (32, 8929335), (34, 8404080), (38, 7519440), (40, 7143468), (48, 5952890), (51, 5602720), (57, 5012960), (60, 4762312), (68, 4202040), (76, 3759720), (80, 3571734), (85, 3361632), (95, 3007776), (96, 2976445), (97, 2945760), (102, 2801360), (114, 2506480), (120, 2381156), (136, 2101020), (152, 1879860), (160, 1785867), (170, 1680816), (190, 1503888), (194, 1472880), (204, 1400680), (228, 1253240), (240, 1190578), (255, 1120544), (272, 1050510), (285, 1002592), (291, 981920), (304, 939930), (323, 884640), (340, 840408), (361, 791520), (380, 751944), (388, 736440), (408, 700340), (456, 626620), (480, 595289), (485, 589152), (510, 560272), (544, 525255), (570, 501296), (582, 490960), (608, 469965), (646, 442320), (680, 420204), (722, 395760), (760, 375972), (776, 368220), (816, 350170), (912, 313310), (969, 294880), (970, 294576), (1020, 280136), (1083, 263840), (1140, 250648), (1164, 245480), (1292, 221160), (1360, 210102), (1444, 197880), (1455, 196384), (1520, 187986), (1552, 184110), (1615, 176928), (1632, 175085), (1649, 173280), (1805, 158304), (1824, 156655), (1843, 155040), (1938, 147440), (1940, 147288), (2040, 140068), (2166, 131920), (2280, 125324), (2328, 122740), (2584, 110580), (2720, 105051), (2888, 98940), (2910, 98192), (3040, 93993), (3104, 92055), (3230, 88464), (3298, 86640), (3610, 79152), (3686, 77520), (3876, 73720), (3880, 73644), (4080, 70034), (4332, 65960), (4560, 62662), (4656, 61370), (4845, 58976), (4947, 57760), (5168, 55290), (5415, 52768), (5529, 51680), (5776, 49470), (5820, 49096), (6137, 46560), (6460, 44232), (6596, 43320), (7220, 39576), (7372, 38760), (7752, 36860), (7760, 36822), (8160, 35017), (8245, 34656), (8664, 32980), (9120, 31331), (9215, 31008), (9312, 30685), (9690, 29488), (9894, 28880), (10336, 27645), (10830, 26384), (11058, 25840), (11552, 24735), (11640, 24548), (12274, 23280), (12920, 22116), (13192, 21660), (14440, 19788), (14744, 19380), (15504, 18430), (15520, 18411), (16490, 17328)]