247951440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31307}}^1$

素因数の和:31337

約数の個数: 120

約数和(自身を含む): 908432928

約数和(自身を除く): 660481488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 31307, 62614, 93921, 125228, 156535, 187842, 250456, 281763, 313070, 344377, 375684, 469605, 500912, 563526, 626140, 688754, 751368, 939210, 1033131, 1127052, 1252280, 1377508, 1408815, 1502736, 1721885, 1878420, 2066262, 2254104, 2504560, 2755016, 2817630, 3099393, 3443770, 3756840, 4132524, 4508208, 5165655, 5510032, 5635260, 6198786, 6887540, 7513680, 8265048, 10331310, 11270520, 12397572, 13775080, 15496965, 16530096, 20662620, 22541040, 24795144, 27550160, 30993930, 41325240, 49590288, 61987860, 82650480, 123975720, 247951440]

約数ペア:

[(1, 247951440), (2, 123975720), (3, 82650480), (4, 61987860), (5, 49590288), (6, 41325240), (8, 30993930), (9, 27550160), (10, 24795144), (11, 22541040), (12, 20662620), (15, 16530096), (16, 15496965), (18, 13775080), (20, 12397572), (22, 11270520), (24, 10331310), (30, 8265048), (33, 7513680), (36, 6887540), (40, 6198786), (44, 5635260), (45, 5510032), (48, 5165655), (55, 4508208), (60, 4132524), (66, 3756840), (72, 3443770), (80, 3099393), (88, 2817630), (90, 2755016), (99, 2504560), (110, 2254104), (120, 2066262), (132, 1878420), (144, 1721885), (165, 1502736), (176, 1408815), (180, 1377508), (198, 1252280), (220, 1127052), (240, 1033131), (264, 939210), (330, 751368), (360, 688754), (396, 626140), (440, 563526), (495, 500912), (528, 469605), (660, 375684), (720, 344377), (792, 313070), (880, 281763), (990, 250456), (1320, 187842), (1584, 156535), (1980, 125228), (2640, 93921), (3960, 62614), (7920, 31307)]