251775420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5471}}^1$

素因数の和:5555

約数の個数: 96

約数和(自身を含む): 772208640

約数和(自身を除く): 520433220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 118, 130, 156, 177, 195, 236, 260, 295, 354, 390, 590, 708, 767, 780, 885, 1180, 1534, 1770, 2301, 3068, 3540, 3835, 4602, 5471, 7670, 9204, 10942, 11505, 15340, 16413, 21884, 23010, 27355, 32826, 46020, 54710, 65652, 71123, 82065, 109420, 142246, 164130, 213369, 284492, 322789, 328260, 355615, 426738, 645578, 711230, 853476, 968367, 1066845, 1291156, 1422460, 1613945, 1936734, 2133690, 3227890, 3873468, 4196257, 4267380, 4841835, 6455780, 8392514, 9683670, 12588771, 16785028, 19367340, 20981285, 25177542, 41962570, 50355084, 62943855, 83925140, 125887710, 251775420]

約数ペア:

[(1, 251775420), (2, 125887710), (3, 83925140), (4, 62943855), (5, 50355084), (6, 41962570), (10, 25177542), (12, 20981285), (13, 19367340), (15, 16785028), (20, 12588771), (26, 9683670), (30, 8392514), (39, 6455780), (52, 4841835), (59, 4267380), (60, 4196257), (65, 3873468), (78, 3227890), (118, 2133690), (130, 1936734), (156, 1613945), (177, 1422460), (195, 1291156), (236, 1066845), (260, 968367), (295, 853476), (354, 711230), (390, 645578), (590, 426738), (708, 355615), (767, 328260), (780, 322789), (885, 284492), (1180, 213369), (1534, 164130), (1770, 142246), (2301, 109420), (3068, 82065), (3540, 71123), (3835, 65652), (4602, 54710), (5471, 46020), (7670, 32826), (9204, 27355), (10942, 23010), (11505, 21884), (15340, 16413)]