259506456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:945

約数の個数: 128

約数和(自身を含む): 751196160

約数和(自身を除く): 491689704

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 37, 44, 62, 66, 74, 88, 93, 111, 124, 132, 148, 186, 222, 248, 264, 296, 341, 372, 407, 444, 682, 744, 814, 857, 888, 1023, 1147, 1221, 1364, 1628, 1714, 2046, 2294, 2442, 2571, 2728, 3256, 3428, 3441, 4092, 4588, 4884, 5142, 6856, 6882, 8184, 9176, 9427, 9768, 10284, 12617, 13764, 18854, 20568, 25234, 26567, 27528, 28281, 31709, 37708, 37851, 50468, 53134, 56562, 63418, 75416, 75702, 79701, 95127, 100936, 106268, 113124, 126836, 151404, 159402, 190254, 212536, 226248, 253672, 292237, 302808, 318804, 348799, 380508, 584474, 637608, 697598, 761016, 876711, 982979, 1046397, 1168948, 1395196, 1753422, 1965958, 2092794, 2337896, 2790392, 2948937, 3506844, 3931916, 4185588, 5897874, 7013688, 7863832, 8371176, 10812769, 11795748, 21625538, 23591496, 32438307, 43251076, 64876614, 86502152, 129753228, 259506456]

約数ペア:

[(1, 259506456), (2, 129753228), (3, 86502152), (4, 64876614), (6, 43251076), (8, 32438307), (11, 23591496), (12, 21625538), (22, 11795748), (24, 10812769), (31, 8371176), (33, 7863832), (37, 7013688), (44, 5897874), (62, 4185588), (66, 3931916), (74, 3506844), (88, 2948937), (93, 2790392), (111, 2337896), (124, 2092794), (132, 1965958), (148, 1753422), (186, 1395196), (222, 1168948), (248, 1046397), (264, 982979), (296, 876711), (341, 761016), (372, 697598), (407, 637608), (444, 584474), (682, 380508), (744, 348799), (814, 318804), (857, 302808), (888, 292237), (1023, 253672), (1147, 226248), (1221, 212536), (1364, 190254), (1628, 159402), (1714, 151404), (2046, 126836), (2294, 113124), (2442, 106268), (2571, 100936), (2728, 95127), (3256, 79701), (3428, 75702), (3441, 75416), (4092, 63418), (4588, 56562), (4884, 53134), (5142, 50468), (6856, 37851), (6882, 37708), (8184, 31709), (9176, 28281), (9427, 27528), (9768, 26567), (10284, 25234), (12617, 20568), (13764, 18854)]