1996328880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30469}}^1$

素因数の和:30508

約数の個数: 240

約数和(自身を含む): 8251763520

約数和(自身を除く): 6255434640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 21840, 30469, 32760, 60938, 65520, 91407, 121876, 152345, 182814, 213283, 243752, 274221, 304690, 365628, 396097, 426566, 457035, 487504, 548442, 609380, 639849, 731256, 792194, 853132, 914070, 1066415, 1096884, 1188291, 1218760, 1279698, 1371105, 1462512, 1584388, 1706264, 1828140, 1919547, 1980485, 2132830, 2193768, 2376582, 2437520, 2559396, 2742210, 2772679, 3168776, 3199245, 3412528, 3564873, 3656280, 3839094, 3960970, 4265660, 4387536, 4753164, 5118792, 5484420, 5545358, 5941455, 6337552, 6398490, 7129746, 7312560, 7678188, 7921940, 8318037, 8531320, 9506328, 9597735, 10237584, 10968840, 11090716, 11882910, 12796980, 13863395, 14259492, 15356376, 15843880, 16636074, 17062640, 17824365, 19012656, 19195470, 21937680, 22181432, 23765820, 24954111, 25593960, 27726790, 28518984, 30712752, 31687760, 33272148, 35648730, 38390940, 41590185, 44362864, 47531640, 49908222, 51187920, 55453580, 57037968, 66544296, 71297460, 76781880, 83180370, 95063280, 99816444, 110907160, 124770555, 133088592, 142594920, 153563760, 166360740, 199632888, 221814320, 249541110, 285189840, 332721480, 399265776, 499082220, 665442960, 998164440, 1996328880]

約数ペア:

[(1, 1996328880), (2, 998164440), (3, 665442960), (4, 499082220), (5, 399265776), (6, 332721480), (7, 285189840), (8, 249541110), (9, 221814320), (10, 199632888), (12, 166360740), (13, 153563760), (14, 142594920), (15, 133088592), (16, 124770555), (18, 110907160), (20, 99816444), (21, 95063280), (24, 83180370), (26, 76781880), (28, 71297460), (30, 66544296), (35, 57037968), (36, 55453580), (39, 51187920), (40, 49908222), (42, 47531640), (45, 44362864), (48, 41590185), (52, 38390940), (56, 35648730), (60, 33272148), (63, 31687760), (65, 30712752), (70, 28518984), (72, 27726790), (78, 25593960), (80, 24954111), (84, 23765820), (90, 22181432), (91, 21937680), (104, 19195470), (105, 19012656), (112, 17824365), (117, 17062640), (120, 16636074), (126, 15843880), (130, 15356376), (140, 14259492), (144, 13863395), (156, 12796980), (168, 11882910), (180, 11090716), (182, 10968840), (195, 10237584), (208, 9597735), (210, 9506328), (234, 8531320), (240, 8318037), (252, 7921940), (260, 7678188), (273, 7312560), (280, 7129746), (312, 6398490), (315, 6337552), (336, 5941455), (360, 5545358), (364, 5484420), (390, 5118792), (420, 4753164), (455, 4387536), (468, 4265660), (504, 3960970), (520, 3839094), (546, 3656280), (560, 3564873), (585, 3412528), (624, 3199245), (630, 3168776), (720, 2772679), (728, 2742210), (780, 2559396), (819, 2437520), (840, 2376582), (910, 2193768), (936, 2132830), (1008, 1980485), (1040, 1919547), (1092, 1828140), (1170, 1706264), (1260, 1584388), (1365, 1462512), (1456, 1371105), (1560, 1279698), (1638, 1218760), (1680, 1188291), (1820, 1096884), (1872, 1066415), (2184, 914070), (2340, 853132), (2520, 792194), (2730, 731256), (3120, 639849), (3276, 609380), (3640, 548442), (4095, 487504), (4368, 457035), (4680, 426566), (5040, 396097), (5460, 365628), (6552, 304690), (7280, 274221), (8190, 243752), (9360, 213283), (10920, 182814), (13104, 152345), (16380, 121876), (21840, 91407), (30469, 65520), (32760, 60938)]