157798920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18521}}^1$

素因数の和:18606

約数の個数: 64

約数和(自身を含む): 480090240

約数和(自身を除く): 322291320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 18521, 37042, 55563, 74084, 92605, 111126, 148168, 185210, 222252, 277815, 370420, 444504, 555630, 740840, 1111260, 1314991, 2222520, 2629982, 3944973, 5259964, 6574955, 7889946, 10519928, 13149910, 15779892, 19724865, 26299820, 31559784, 39449730, 52599640, 78899460, 157798920]

約数ペア:

[(1, 157798920), (2, 78899460), (3, 52599640), (4, 39449730), (5, 31559784), (6, 26299820), (8, 19724865), (10, 15779892), (12, 13149910), (15, 10519928), (20, 7889946), (24, 6574955), (30, 5259964), (40, 3944973), (60, 2629982), (71, 2222520), (120, 1314991), (142, 1111260), (213, 740840), (284, 555630), (355, 444504), (426, 370420), (568, 277815), (710, 222252), (852, 185210), (1065, 148168), (1420, 111126), (1704, 92605), (2130, 74084), (2840, 55563), (4260, 37042), (8520, 18521)]