72540240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{739}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 225729600

約数和(自身を除く): 153189360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 409, 739, 818, 1227, 1478, 1636, 2045, 2217, 2454, 2956, 3272, 3695, 4090, 4434, 4908, 5912, 6135, 6544, 7390, 8180, 8868, 9816, 11085, 11824, 12270, 14780, 16360, 17736, 19632, 22170, 24540, 29560, 32720, 35472, 44340, 49080, 59120, 88680, 98160, 177360, 302251, 604502, 906753, 1209004, 1511255, 1813506, 2418008, 3022510, 3627012, 4533765, 4836016, 6045020, 7254024, 9067530, 12090040, 14508048, 18135060, 24180080, 36270120, 72540240]

約数ペア:

[(1, 72540240), (2, 36270120), (3, 24180080), (4, 18135060), (5, 14508048), (6, 12090040), (8, 9067530), (10, 7254024), (12, 6045020), (15, 4836016), (16, 4533765), (20, 3627012), (24, 3022510), (30, 2418008), (40, 1813506), (48, 1511255), (60, 1209004), (80, 906753), (120, 604502), (240, 302251), (409, 177360), (739, 98160), (818, 88680), (1227, 59120), (1478, 49080), (1636, 44340), (2045, 35472), (2217, 32720), (2454, 29560), (2956, 24540), (3272, 22170), (3695, 19632), (4090, 17736), (4434, 16360), (4908, 14780), (5912, 12270), (6135, 11824), (6544, 11085), (7390, 9816), (8180, 8868)]