72422320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 177265440

約数和(自身を除く): 104843120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 430, 569, 592, 688, 740, 860, 1138, 1480, 1591, 1720, 2276, 2845, 2960, 3182, 3440, 4552, 5690, 6364, 7955, 9104, 11380, 12728, 15910, 21053, 22760, 24467, 25456, 31820, 42106, 45520, 48934, 63640, 84212, 97868, 105265, 122335, 127280, 168424, 195736, 210530, 244670, 336848, 391472, 421060, 489340, 842120, 905279, 978680, 1684240, 1810558, 1957360, 3621116, 4526395, 7242232, 9052790, 14484464, 18105580, 36211160, 72422320]

約数ペア:

[(1, 72422320), (2, 36211160), (4, 18105580), (5, 14484464), (8, 9052790), (10, 7242232), (16, 4526395), (20, 3621116), (37, 1957360), (40, 1810558), (43, 1684240), (74, 978680), (80, 905279), (86, 842120), (148, 489340), (172, 421060), (185, 391472), (215, 336848), (296, 244670), (344, 210530), (370, 195736), (430, 168424), (569, 127280), (592, 122335), (688, 105265), (740, 97868), (860, 84212), (1138, 63640), (1480, 48934), (1591, 45520), (1720, 42106), (2276, 31820), (2845, 25456), (2960, 24467), (3182, 22760), (3440, 21053), (4552, 15910), (5690, 12728), (6364, 11380), (7955, 9104)]