215015280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30893}}^1$

素因数の和:30938

約数の個数: 80

約数和(自身を含む): 689554080

約数和(自身を除く): 474538800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 30893, 61786, 92679, 123572, 154465, 185358, 247144, 308930, 370716, 463395, 494288, 617860, 741432, 895897, 926790, 1235720, 1482864, 1791794, 1853580, 2471440, 2687691, 3583588, 3707160, 4479485, 5375382, 7167176, 7414320, 8958970, 10750764, 13438455, 14334352, 17917940, 21501528, 26876910, 35835880, 43003056, 53753820, 71671760, 107507640, 215015280]

約数ペア:

[(1, 215015280), (2, 107507640), (3, 71671760), (4, 53753820), (5, 43003056), (6, 35835880), (8, 26876910), (10, 21501528), (12, 17917940), (15, 14334352), (16, 13438455), (20, 10750764), (24, 8958970), (29, 7414320), (30, 7167176), (40, 5375382), (48, 4479485), (58, 3707160), (60, 3583588), (80, 2687691), (87, 2471440), (116, 1853580), (120, 1791794), (145, 1482864), (174, 1235720), (232, 926790), (240, 895897), (290, 741432), (348, 617860), (435, 494288), (464, 463395), (580, 370716), (696, 308930), (870, 247144), (1160, 185358), (1392, 154465), (1740, 123572), (2320, 92679), (3480, 61786), (6960, 30893)]