207412816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1764

約数の個数: 80

約数和(自身を含む): 470525440

約数和(自身を除く): 263112624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 806, 988, 1178, 1612, 1693, 1976, 2356, 3224, 3386, 3952, 4712, 6448, 6772, 7657, 9424, 13544, 15314, 22009, 27088, 30628, 32167, 44018, 52483, 61256, 64334, 88036, 104966, 122512, 128668, 176072, 209932, 257336, 352144, 418171, 419864, 514672, 682279, 836342, 839728, 997177, 1364558, 1672684, 1994354, 2729116, 3345368, 3988708, 5458232, 6690736, 7977416, 10916464, 12963301, 15954832, 25926602, 51853204, 103706408, 207412816]

約数ペア:

[(1, 207412816), (2, 103706408), (4, 51853204), (8, 25926602), (13, 15954832), (16, 12963301), (19, 10916464), (26, 7977416), (31, 6690736), (38, 5458232), (52, 3988708), (62, 3345368), (76, 2729116), (104, 1994354), (124, 1672684), (152, 1364558), (208, 997177), (247, 839728), (248, 836342), (304, 682279), (403, 514672), (494, 419864), (496, 418171), (589, 352144), (806, 257336), (988, 209932), (1178, 176072), (1612, 128668), (1693, 122512), (1976, 104966), (2356, 88036), (3224, 64334), (3386, 61256), (3952, 52483), (4712, 44018), (6448, 32167), (6772, 30628), (7657, 27088), (9424, 22009), (13544, 15314)]