15282320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 60

約数和(自身を含む): 37801524

約数和(自身を除く): 22519204

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 661, 680, 1156, 1322, 1360, 1445, 2312, 2644, 2890, 3305, 4624, 5288, 5780, 6610, 10576, 11237, 11560, 13220, 22474, 23120, 26440, 44948, 52880, 56185, 89896, 112370, 179792, 191029, 224740, 382058, 449480, 764116, 898960, 955145, 1528232, 1910290, 3056464, 3820580, 7641160, 15282320]

約数ペア:

[(1, 15282320), (2, 7641160), (4, 3820580), (5, 3056464), (8, 1910290), (10, 1528232), (16, 955145), (17, 898960), (20, 764116), (34, 449480), (40, 382058), (68, 224740), (80, 191029), (85, 179792), (136, 112370), (170, 89896), (272, 56185), (289, 52880), (340, 44948), (578, 26440), (661, 23120), (680, 22474), (1156, 13220), (1322, 11560), (1360, 11237), (1445, 10576), (2312, 6610), (2644, 5780), (2890, 5288), (3305, 4624)]