77484720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{647}}^1$

素因数の和:1162

約数の個数: 80

約数和(自身を含む): 241056000

約数和(自身を除く): 163571280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 647, 998, 1294, 1497, 1941, 1996, 2495, 2588, 2994, 3235, 3882, 3992, 4990, 5176, 5988, 6470, 7485, 7764, 7984, 9705, 9980, 10352, 11976, 12940, 14970, 15528, 19410, 19960, 23952, 25880, 29940, 31056, 38820, 39920, 51760, 59880, 77640, 119760, 155280, 322853, 645706, 968559, 1291412, 1614265, 1937118, 2582824, 3228530, 3874236, 4842795, 5165648, 6457060, 7748472, 9685590, 12914120, 15496944, 19371180, 25828240, 38742360, 77484720]

約数ペア:

[(1, 77484720), (2, 38742360), (3, 25828240), (4, 19371180), (5, 15496944), (6, 12914120), (8, 9685590), (10, 7748472), (12, 6457060), (15, 5165648), (16, 4842795), (20, 3874236), (24, 3228530), (30, 2582824), (40, 1937118), (48, 1614265), (60, 1291412), (80, 968559), (120, 645706), (240, 322853), (499, 155280), (647, 119760), (998, 77640), (1294, 59880), (1497, 51760), (1941, 39920), (1996, 38820), (2495, 31056), (2588, 29940), (2994, 25880), (3235, 23952), (3882, 19960), (3992, 19410), (4990, 15528), (5176, 14970), (5988, 12940), (6470, 11976), (7485, 10352), (7764, 9980), (7984, 9705)]