128963640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{229}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 441655200

約数和(自身を除く): 312691560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 229, 247, 260, 285, 312, 361, 380, 390, 456, 458, 494, 520, 570, 687, 722, 741, 760, 780, 916, 988, 1083, 1140, 1145, 1235, 1374, 1444, 1482, 1560, 1805, 1832, 1976, 2166, 2280, 2290, 2470, 2748, 2888, 2964, 2977, 3435, 3610, 3705, 4332, 4351, 4580, 4693, 4940, 5415, 5496, 5928, 5954, 6870, 7220, 7410, 8664, 8702, 8931, 9160, 9386, 9880, 10830, 11908, 13053, 13740, 14079, 14440, 14820, 14885, 17404, 17862, 18772, 21660, 21755, 23465, 23816, 26106, 27480, 28158, 29640, 29770, 34808, 35724, 37544, 43320, 43510, 44655, 46930, 52212, 56316, 56563, 59540, 65265, 70395, 71448, 82669, 87020, 89310, 93860, 104424, 112632, 113126, 119080, 130530, 140790, 165338, 169689, 174040, 178620, 187720, 226252, 248007, 261060, 281580, 282815, 330676, 339378, 357240, 413345, 452504, 496014, 522120, 563160, 565630, 661352, 678756, 826690, 848445, 992028, 1074697, 1131260, 1240035, 1357512, 1653380, 1696890, 1984056, 2149394, 2262520, 2480070, 3224091, 3306760, 3393780, 4298788, 4960140, 5373485, 6448182, 6787560, 8597576, 9920280, 10746970, 12896364, 16120455, 21493940, 25792728, 32240910, 42987880, 64481820, 128963640]

約数ペア:

[(1, 128963640), (2, 64481820), (3, 42987880), (4, 32240910), (5, 25792728), (6, 21493940), (8, 16120455), (10, 12896364), (12, 10746970), (13, 9920280), (15, 8597576), (19, 6787560), (20, 6448182), (24, 5373485), (26, 4960140), (30, 4298788), (38, 3393780), (39, 3306760), (40, 3224091), (52, 2480070), (57, 2262520), (60, 2149394), (65, 1984056), (76, 1696890), (78, 1653380), (95, 1357512), (104, 1240035), (114, 1131260), (120, 1074697), (130, 992028), (152, 848445), (156, 826690), (190, 678756), (195, 661352), (228, 565630), (229, 563160), (247, 522120), (260, 496014), (285, 452504), (312, 413345), (361, 357240), (380, 339378), (390, 330676), (456, 282815), (458, 281580), (494, 261060), (520, 248007), (570, 226252), (687, 187720), (722, 178620), (741, 174040), (760, 169689), (780, 165338), (916, 140790), (988, 130530), (1083, 119080), (1140, 113126), (1145, 112632), (1235, 104424), (1374, 93860), (1444, 89310), (1482, 87020), (1560, 82669), (1805, 71448), (1832, 70395), (1976, 65265), (2166, 59540), (2280, 56563), (2290, 56316), (2470, 52212), (2748, 46930), (2888, 44655), (2964, 43510), (2977, 43320), (3435, 37544), (3610, 35724), (3705, 34808), (4332, 29770), (4351, 29640), (4580, 28158), (4693, 27480), (4940, 26106), (5415, 23816), (5496, 23465), (5928, 21755), (5954, 21660), (6870, 18772), (7220, 17862), (7410, 17404), (8664, 14885), (8702, 14820), (8931, 14440), (9160, 14079), (9386, 13740), (9880, 13053), (10830, 11908)]