740246272

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2521}}^1$

素因数の和:2605

約数の個数: 72

約数和(自身を含む): 1567110272

約数和(自身を除く): 826864000

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 496, 592, 992, 1147, 1184, 1984, 2294, 2368, 2521, 3968, 4588, 4736, 5042, 7936, 9176, 9472, 10084, 18352, 20168, 36704, 40336, 73408, 78151, 80672, 93277, 146816, 156302, 161344, 186554, 293632, 312604, 322688, 373108, 625208, 645376, 746216, 1250416, 1492432, 2500832, 2891587, 2984864, 5001664, 5783174, 5969728, 10003328, 11566348, 11939456, 20006656, 23132696, 23878912, 46265392, 92530784, 185061568, 370123136, 740246272]

約数ペア:

[(1, 740246272), (2, 370123136), (4, 185061568), (8, 92530784), (16, 46265392), (31, 23878912), (32, 23132696), (37, 20006656), (62, 11939456), (64, 11566348), (74, 10003328), (124, 5969728), (128, 5783174), (148, 5001664), (248, 2984864), (256, 2891587), (296, 2500832), (496, 1492432), (592, 1250416), (992, 746216), (1147, 645376), (1184, 625208), (1984, 373108), (2294, 322688), (2368, 312604), (2521, 293632), (3968, 186554), (4588, 161344), (4736, 156302), (5042, 146816), (7936, 93277), (9176, 80672), (9472, 78151), (10084, 73408), (18352, 40336), (20168, 36704)]