255660960

素因数分解:

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

素因数の和:168

約数の個数: 288

約数和(自身を含む): 909800640

約数和(自身を除く): 654139680

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, 289, 291, 304, 323, 340, 380, 388, 408, 456, 480, 485, 510, 544, 570, 578, 582, 608, 646, 680, 760, 776, 816, 867, 912, 969, 970, 1020, 1140, 1156, 1164, 1292, 1360, 1445, 1455, 1520, 1552, 1615, 1632, 1649, 1734, 1824, 1843, 1938, 1940, 2040, 2280, 2312, 2328, 2584, 2720, 2890, 2910, 3040, 3104, 3230, 3298, 3468, 3686, 3876, 3880, 4080, 4335, 4560, 4624, 4656, 4845, 4947, 5168, 5491, 5529, 5780, 5820, 6460, 6596, 6936, 7372, 7752, 7760, 8160, 8245, 8670, 9120, 9215, 9248, 9312, 9690, 9894, 10336, 10982, 11058, 11560, 11640, 12920, 13192, 13872, 14744, 15504, 15520, 16473, 16490, 17340, 18430, 19380, 19788, 21964, 22116, 23120, 23280, 24735, 25840, 26384, 27455, 27645, 27744, 28033, 29488, 31008, 31331, 32946, 32980, 34680, 36860, 38760, 39576, 43928, 44232, 46240, 46560, 49470, 51680, 52768, 54910, 55290, 56066, 58976, 62662, 65892, 65960, 69360, 73720, 77520, 79152, 82365, 84099, 87856, 88464, 93993, 98940, 109820, 110580, 112132, 125324, 131784, 131920, 138720, 140165, 147440, 155040, 156655, 158304, 164730, 168198, 175712, 176928, 187986, 197880, 219640, 221160, 224264, 250648, 263568, 263840, 280330, 294880, 313310, 329460, 336396, 375972, 395760, 420495, 439280, 442320, 448528, 469965, 501296, 527136, 532627, 560660, 626620, 658920, 672792, 751944, 791520, 840990, 878560, 884640, 897056, 939930, 1002592, 1065254, 1121320, 1253240, 1317840, 1345584, 1503888, 1597881, 1681980, 1879860, 2130508, 2242640, 2506480, 2635680, 2663135, 2691168, 3007776, 3195762, 3363960, 3759720, 4261016, 4485280, 5012960, 5326270, 6391524, 6727920, 7519440, 7989405, 8522032, 10652540, 12783048, 13455840, 15038880, 15978810, 17044064, 21305080, 25566096, 31957620, 42610160, 51132192, 63915240, 85220320, 127830480, 255660960]

約数ペア:

[(1, 255660960), (2, 127830480), (3, 85220320), (4, 63915240), (5, 51132192), (6, 42610160), (8, 31957620), (10, 25566096), (12, 21305080), (15, 17044064), (16, 15978810), (17, 15038880), (19, 13455840), (20, 12783048), (24, 10652540), (30, 8522032), (32, 7989405), (34, 7519440), (38, 6727920), (40, 6391524), (48, 5326270), (51, 5012960), (57, 4485280), (60, 4261016), (68, 3759720), (76, 3363960), (80, 3195762), (85, 3007776), (95, 2691168), (96, 2663135), (97, 2635680), (102, 2506480), (114, 2242640), (120, 2130508), (136, 1879860), (152, 1681980), (160, 1597881), (170, 1503888), (190, 1345584), (194, 1317840), (204, 1253240), (228, 1121320), (240, 1065254), (255, 1002592), (272, 939930), (285, 897056), (289, 884640), (291, 878560), (304, 840990), (323, 791520), (340, 751944), (380, 672792), (388, 658920), (408, 626620), (456, 560660), (480, 532627), (485, 527136), (510, 501296), (544, 469965), (570, 448528), (578, 442320), (582, 439280), (608, 420495), (646, 395760), (680, 375972), (760, 336396), (776, 329460), (816, 313310), (867, 294880), (912, 280330), (969, 263840), (970, 263568), (1020, 250648), (1140, 224264), (1156, 221160), (1164, 219640), (1292, 197880), (1360, 187986), (1445, 176928), (1455, 175712), (1520, 168198), (1552, 164730), (1615, 158304), (1632, 156655), (1649, 155040), (1734, 147440), (1824, 140165), (1843, 138720), (1938, 131920), (1940, 131784), (2040, 125324), (2280, 112132), (2312, 110580), (2328, 109820), (2584, 98940), (2720, 93993), (2890, 88464), (2910, 87856), (3040, 84099), (3104, 82365), (3230, 79152), (3298, 77520), (3468, 73720), (3686, 69360), (3876, 65960), (3880, 65892), (4080, 62662), (4335, 58976), (4560, 56066), (4624, 55290), (4656, 54910), (4845, 52768), (4947, 51680), (5168, 49470), (5491, 46560), (5529, 46240), (5780, 44232), (5820, 43928), (6460, 39576), (6596, 38760), (6936, 36860), (7372, 34680), (7752, 32980), (7760, 32946), (8160, 31331), (8245, 31008), (8670, 29488), (9120, 28033), (9215, 27744), (9248, 27645), (9312, 27455), (9690, 26384), (9894, 25840), (10336, 24735), (10982, 23280), (11058, 23120), (11560, 22116), (11640, 21964), (12920, 19788), (13192, 19380), (13872, 18430), (14744, 17340), (15504, 16490), (15520, 16473)]