305236560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1721}}^1$

素因数の和:2476

約数の個数: 80

約数和(自身を含む): 948064320

約数和(自身を除く): 642827760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 739, 1478, 1721, 2217, 2956, 3442, 3695, 4434, 5163, 5912, 6884, 7390, 8605, 8868, 10326, 11085, 11824, 13768, 14780, 17210, 17736, 20652, 22170, 25815, 27536, 29560, 34420, 35472, 41304, 44340, 51630, 59120, 68840, 82608, 88680, 103260, 137680, 177360, 206520, 413040, 1271819, 2543638, 3815457, 5087276, 6359095, 7630914, 10174552, 12718190, 15261828, 19077285, 20349104, 25436380, 30523656, 38154570, 50872760, 61047312, 76309140, 101745520, 152618280, 305236560]

約数ペア:

[(1, 305236560), (2, 152618280), (3, 101745520), (4, 76309140), (5, 61047312), (6, 50872760), (8, 38154570), (10, 30523656), (12, 25436380), (15, 20349104), (16, 19077285), (20, 15261828), (24, 12718190), (30, 10174552), (40, 7630914), (48, 6359095), (60, 5087276), (80, 3815457), (120, 2543638), (240, 1271819), (739, 413040), (1478, 206520), (1721, 177360), (2217, 137680), (2956, 103260), (3442, 88680), (3695, 82608), (4434, 68840), (5163, 59120), (5912, 51630), (6884, 44340), (7390, 41304), (8605, 35472), (8868, 34420), (10326, 29560), (11085, 27536), (11824, 25815), (13768, 22170), (14780, 20652), (17210, 17736)]