249939440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4967}}^1$

素因数の和:5034

約数の個数: 80

約数和(自身を含む): 632048832

約数和(自身を除く): 382109392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1480, 2516, 2960, 3145, 4967, 5032, 6290, 9934, 10064, 12580, 19868, 24835, 25160, 39736, 49670, 50320, 79472, 84439, 99340, 168878, 183779, 198680, 337756, 367558, 397360, 422195, 675512, 735116, 844390, 918895, 1351024, 1470232, 1688780, 1837790, 2940464, 3124243, 3377560, 3675580, 6248486, 6755120, 7351160, 12496972, 14702320, 15621215, 24993944, 31242430, 49987888, 62484860, 124969720, 249939440]

約数ペア:

[(1, 249939440), (2, 124969720), (4, 62484860), (5, 49987888), (8, 31242430), (10, 24993944), (16, 15621215), (17, 14702320), (20, 12496972), (34, 7351160), (37, 6755120), (40, 6248486), (68, 3675580), (74, 3377560), (80, 3124243), (85, 2940464), (136, 1837790), (148, 1688780), (170, 1470232), (185, 1351024), (272, 918895), (296, 844390), (340, 735116), (370, 675512), (592, 422195), (629, 397360), (680, 367558), (740, 337756), (1258, 198680), (1360, 183779), (1480, 168878), (2516, 99340), (2960, 84439), (3145, 79472), (4967, 50320), (5032, 49670), (6290, 39736), (9934, 25160), (10064, 24835), (12580, 19868)]