91724080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23399}}^1$

素因数の和:23426

約数の個数: 60

約数和(自身を含む): 248086800

約数和(自身を除く): 156362720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 23399, 46798, 93596, 116995, 163793, 187192, 233990, 327586, 374384, 467980, 655172, 818965, 935960, 1146551, 1310344, 1637930, 1871920, 2293102, 2620688, 3275860, 4586204, 5732755, 6551720, 9172408, 11465510, 13103440, 18344816, 22931020, 45862040, 91724080]

約数ペア:

[(1, 91724080), (2, 45862040), (4, 22931020), (5, 18344816), (7, 13103440), (8, 11465510), (10, 9172408), (14, 6551720), (16, 5732755), (20, 4586204), (28, 3275860), (35, 2620688), (40, 2293102), (49, 1871920), (56, 1637930), (70, 1310344), (80, 1146551), (98, 935960), (112, 818965), (140, 655172), (196, 467980), (245, 374384), (280, 327586), (392, 233990), (490, 187192), (560, 163793), (784, 116995), (980, 93596), (1960, 46798), (3920, 23399)]