251301624

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 752455680

約数和(自身を除く): 501154056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 73, 84, 93, 124, 146, 168, 186, 217, 219, 248, 292, 372, 434, 438, 511, 584, 651, 661, 744, 868, 876, 1022, 1302, 1322, 1533, 1736, 1752, 1983, 2044, 2263, 2604, 2644, 3066, 3966, 4088, 4526, 4627, 5208, 5288, 6132, 6789, 7932, 9052, 9254, 12264, 13578, 13881, 15841, 15864, 18104, 18508, 20491, 27156, 27762, 31682, 37016, 40982, 47523, 48253, 54312, 55524, 61473, 63364, 81964, 95046, 96506, 111048, 122946, 126728, 143437, 144759, 163928, 190092, 193012, 245892, 286874, 289518, 337771, 380184, 386024, 430311, 491784, 573748, 579036, 675542, 860622, 1013313, 1147496, 1158072, 1351084, 1495843, 1721244, 2026626, 2702168, 2991686, 3442488, 4053252, 4487529, 5983372, 8106504, 8975058, 10470901, 11966744, 17950116, 20941802, 31412703, 35900232, 41883604, 62825406, 83767208, 125650812, 251301624]

約数ペア:

[(1, 251301624), (2, 125650812), (3, 83767208), (4, 62825406), (6, 41883604), (7, 35900232), (8, 31412703), (12, 20941802), (14, 17950116), (21, 11966744), (24, 10470901), (28, 8975058), (31, 8106504), (42, 5983372), (56, 4487529), (62, 4053252), (73, 3442488), (84, 2991686), (93, 2702168), (124, 2026626), (146, 1721244), (168, 1495843), (186, 1351084), (217, 1158072), (219, 1147496), (248, 1013313), (292, 860622), (372, 675542), (434, 579036), (438, 573748), (511, 491784), (584, 430311), (651, 386024), (661, 380184), (744, 337771), (868, 289518), (876, 286874), (1022, 245892), (1302, 193012), (1322, 190092), (1533, 163928), (1736, 144759), (1752, 143437), (1983, 126728), (2044, 122946), (2263, 111048), (2604, 96506), (2644, 95046), (3066, 81964), (3966, 63364), (4088, 61473), (4526, 55524), (4627, 54312), (5208, 48253), (5288, 47523), (6132, 40982), (6789, 37016), (7932, 31682), (9052, 27762), (9254, 27156), (12264, 20491), (13578, 18508), (13881, 18104), (15841, 15864)]