398413560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45481}}^1$

素因数の和:45568

約数の個数: 64

約数和(自身を含む): 1211640480

約数和(自身を除く): 813226920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 8760, 45481, 90962, 136443, 181924, 227405, 272886, 363848, 454810, 545772, 682215, 909620, 1091544, 1364430, 1819240, 2728860, 3320113, 5457720, 6640226, 9960339, 13280452, 16600565, 19920678, 26560904, 33201130, 39841356, 49801695, 66402260, 79682712, 99603390, 132804520, 199206780, 398413560]

約数ペア:

[(1, 398413560), (2, 199206780), (3, 132804520), (4, 99603390), (5, 79682712), (6, 66402260), (8, 49801695), (10, 39841356), (12, 33201130), (15, 26560904), (20, 19920678), (24, 16600565), (30, 13280452), (40, 9960339), (60, 6640226), (73, 5457720), (120, 3320113), (146, 2728860), (219, 1819240), (292, 1364430), (365, 1091544), (438, 909620), (584, 682215), (730, 545772), (876, 454810), (1095, 363848), (1460, 272886), (1752, 227405), (2190, 181924), (2920, 136443), (4380, 90962), (8760, 45481)]