490388880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2957}}^1$

素因数の和:3664

約数の個数: 80

約数和(自身を含む): 1522920384

約数和(自身を除く): 1032531504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 691, 1382, 2073, 2764, 2957, 3455, 4146, 5528, 5914, 6910, 8292, 8871, 10365, 11056, 11828, 13820, 14785, 16584, 17742, 20730, 23656, 27640, 29570, 33168, 35484, 41460, 44355, 47312, 55280, 59140, 70968, 82920, 88710, 118280, 141936, 165840, 177420, 236560, 354840, 709680, 2043287, 4086574, 6129861, 8173148, 10216435, 12259722, 16346296, 20432870, 24519444, 30649305, 32692592, 40865740, 49038888, 61298610, 81731480, 98077776, 122597220, 163462960, 245194440, 490388880]

約数ペア:

[(1, 490388880), (2, 245194440), (3, 163462960), (4, 122597220), (5, 98077776), (6, 81731480), (8, 61298610), (10, 49038888), (12, 40865740), (15, 32692592), (16, 30649305), (20, 24519444), (24, 20432870), (30, 16346296), (40, 12259722), (48, 10216435), (60, 8173148), (80, 6129861), (120, 4086574), (240, 2043287), (691, 709680), (1382, 354840), (2073, 236560), (2764, 177420), (2957, 165840), (3455, 141936), (4146, 118280), (5528, 88710), (5914, 82920), (6910, 70968), (8292, 59140), (8871, 55280), (10365, 47312), (11056, 44355), (11828, 41460), (13820, 35484), (14785, 33168), (16584, 29570), (17742, 27640), (20730, 23656)]