207584040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 641986560

約数和(自身を除く): 434402520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 127, 159, 212, 254, 257, 265, 318, 381, 424, 508, 514, 530, 635, 636, 762, 771, 795, 1016, 1028, 1060, 1270, 1272, 1285, 1524, 1542, 1590, 1905, 2056, 2120, 2540, 2570, 3048, 3084, 3180, 3810, 3855, 5080, 5140, 6168, 6360, 6731, 7620, 7710, 10280, 13462, 13621, 15240, 15420, 20193, 26924, 27242, 30840, 32639, 33655, 40386, 40863, 53848, 54484, 65278, 67310, 68105, 80772, 81726, 97917, 100965, 108968, 130556, 134620, 136210, 161544, 163195, 163452, 195834, 201930, 204315, 261112, 269240, 272420, 326390, 326904, 391668, 403860, 408630, 489585, 544840, 652780, 783336, 807720, 817260, 979170, 1305560, 1634520, 1729867, 1958340, 3459734, 3916680, 5189601, 6919468, 8649335, 10379202, 13838936, 17298670, 20758404, 25948005, 34597340, 41516808, 51896010, 69194680, 103792020, 207584040]

約数ペア:

[(1, 207584040), (2, 103792020), (3, 69194680), (4, 51896010), (5, 41516808), (6, 34597340), (8, 25948005), (10, 20758404), (12, 17298670), (15, 13838936), (20, 10379202), (24, 8649335), (30, 6919468), (40, 5189601), (53, 3916680), (60, 3459734), (106, 1958340), (120, 1729867), (127, 1634520), (159, 1305560), (212, 979170), (254, 817260), (257, 807720), (265, 783336), (318, 652780), (381, 544840), (424, 489585), (508, 408630), (514, 403860), (530, 391668), (635, 326904), (636, 326390), (762, 272420), (771, 269240), (795, 261112), (1016, 204315), (1028, 201930), (1060, 195834), (1270, 163452), (1272, 163195), (1285, 161544), (1524, 136210), (1542, 134620), (1590, 130556), (1905, 108968), (2056, 100965), (2120, 97917), (2540, 81726), (2570, 80772), (3048, 68105), (3084, 67310), (3180, 65278), (3810, 54484), (3855, 53848), (5080, 40863), (5140, 40386), (6168, 33655), (6360, 32639), (6731, 30840), (7620, 27242), (7710, 26924), (10280, 20193), (13462, 15420), (13621, 15240)]