251715040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2671}}^1$

素因数の和:2736

約数の個数: 96

約数和(自身を含む): 646410240

約数和(自身を除く): 394695200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 992, 1178, 1240, 1520, 2356, 2480, 2671, 2945, 3040, 4712, 4960, 5342, 5890, 9424, 10684, 11780, 13355, 18848, 21368, 23560, 26710, 42736, 47120, 50749, 53420, 82801, 85472, 94240, 101498, 106840, 165602, 202996, 213680, 253745, 331204, 405992, 414005, 427360, 507490, 662408, 811984, 828010, 1014980, 1324816, 1573219, 1623968, 1656020, 2029960, 2649632, 3146438, 3312040, 4059920, 6292876, 6624080, 7866095, 8119840, 12585752, 13248160, 15732190, 25171504, 31464380, 50343008, 62928760, 125857520, 251715040]

約数ペア:

[(1, 251715040), (2, 125857520), (4, 62928760), (5, 50343008), (8, 31464380), (10, 25171504), (16, 15732190), (19, 13248160), (20, 12585752), (31, 8119840), (32, 7866095), (38, 6624080), (40, 6292876), (62, 4059920), (76, 3312040), (80, 3146438), (95, 2649632), (124, 2029960), (152, 1656020), (155, 1623968), (160, 1573219), (190, 1324816), (248, 1014980), (304, 828010), (310, 811984), (380, 662408), (496, 507490), (589, 427360), (608, 414005), (620, 405992), (760, 331204), (992, 253745), (1178, 213680), (1240, 202996), (1520, 165602), (2356, 106840), (2480, 101498), (2671, 94240), (2945, 85472), (3040, 82801), (4712, 53420), (4960, 50749), (5342, 47120), (5890, 42736), (9424, 26710), (10684, 23560), (11780, 21368), (13355, 18848)]