67336960

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 166594176

約数和(自身を除く): 99257216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1697, 1984, 2480, 3394, 3968, 4960, 6788, 7936, 8485, 9920, 13576, 16970, 19840, 27152, 33940, 39680, 52607, 54304, 67880, 105214, 108608, 135760, 210428, 217216, 263035, 271520, 420856, 434432, 526070, 543040, 841712, 1052140, 1086080, 1683424, 2104280, 2172160, 3366848, 4208560, 6733696, 8417120, 13467392, 16834240, 33668480, 67336960]

約数ペア:

[(1, 67336960), (2, 33668480), (4, 16834240), (5, 13467392), (8, 8417120), (10, 6733696), (16, 4208560), (20, 3366848), (31, 2172160), (32, 2104280), (40, 1683424), (62, 1086080), (64, 1052140), (80, 841712), (124, 543040), (128, 526070), (155, 434432), (160, 420856), (248, 271520), (256, 263035), (310, 217216), (320, 210428), (496, 135760), (620, 108608), (640, 105214), (992, 67880), (1240, 54304), (1280, 52607), (1697, 39680), (1984, 33940), (2480, 27152), (3394, 19840), (3968, 16970), (4960, 13576), (6788, 9920), (7936, 8485)]