386914840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 971611200

約数和(自身を除く): 584696360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 101, 104, 106, 130, 139, 202, 212, 260, 265, 278, 404, 424, 505, 520, 530, 556, 689, 695, 808, 1010, 1060, 1112, 1313, 1378, 1390, 1807, 2020, 2120, 2626, 2756, 2780, 3445, 3614, 4040, 5252, 5353, 5512, 5560, 6565, 6890, 7228, 7367, 9035, 10504, 10706, 13130, 13780, 14039, 14456, 14734, 18070, 21412, 26260, 26765, 27560, 28078, 29468, 36140, 36835, 42824, 52520, 53530, 56156, 58936, 69589, 70195, 72280, 73670, 95771, 107060, 112312, 139178, 140390, 147340, 182507, 191542, 214120, 278356, 280780, 294680, 347945, 365014, 383084, 478855, 556712, 561560, 695890, 730028, 744067, 766168, 912535, 957710, 1391780, 1460056, 1488134, 1825070, 1915420, 2783560, 2976268, 3650140, 3720335, 3830840, 5952536, 7300280, 7440670, 9672871, 14881340, 19345742, 29762680, 38691484, 48364355, 77382968, 96728710, 193457420, 386914840]

約数ペア:

[(1, 386914840), (2, 193457420), (4, 96728710), (5, 77382968), (8, 48364355), (10, 38691484), (13, 29762680), (20, 19345742), (26, 14881340), (40, 9672871), (52, 7440670), (53, 7300280), (65, 5952536), (101, 3830840), (104, 3720335), (106, 3650140), (130, 2976268), (139, 2783560), (202, 1915420), (212, 1825070), (260, 1488134), (265, 1460056), (278, 1391780), (404, 957710), (424, 912535), (505, 766168), (520, 744067), (530, 730028), (556, 695890), (689, 561560), (695, 556712), (808, 478855), (1010, 383084), (1060, 365014), (1112, 347945), (1313, 294680), (1378, 280780), (1390, 278356), (1807, 214120), (2020, 191542), (2120, 182507), (2626, 147340), (2756, 140390), (2780, 139178), (3445, 112312), (3614, 107060), (4040, 95771), (5252, 73670), (5353, 72280), (5512, 70195), (5560, 69589), (6565, 58936), (6890, 56156), (7228, 53530), (7367, 52520), (9035, 42824), (10504, 36835), (10706, 36140), (13130, 29468), (13780, 28078), (14039, 27560), (14456, 26765), (14734, 26260), (18070, 21412)]