1249247440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{17029}}^1$

素因数の和:17180

約数の個数: 80

約数和(自身を含む): 3344964480

約数和(自身を除く): 2095717040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 2096, 2620, 3668, 4585, 5240, 7336, 9170, 10480, 14672, 17029, 18340, 34058, 36680, 68116, 73360, 85145, 119203, 136232, 170290, 238406, 272464, 340580, 476812, 596015, 681160, 953624, 1192030, 1362320, 1907248, 2230799, 2384060, 4461598, 4768120, 8923196, 9536240, 11153995, 15615593, 17846392, 22307990, 31231186, 35692784, 44615980, 62462372, 78077965, 89231960, 124924744, 156155930, 178463920, 249849488, 312311860, 624623720, 1249247440]

約数ペア:

[(1, 1249247440), (2, 624623720), (4, 312311860), (5, 249849488), (7, 178463920), (8, 156155930), (10, 124924744), (14, 89231960), (16, 78077965), (20, 62462372), (28, 44615980), (35, 35692784), (40, 31231186), (56, 22307990), (70, 17846392), (80, 15615593), (112, 11153995), (131, 9536240), (140, 8923196), (262, 4768120), (280, 4461598), (524, 2384060), (560, 2230799), (655, 1907248), (917, 1362320), (1048, 1192030), (1310, 953624), (1834, 681160), (2096, 596015), (2620, 476812), (3668, 340580), (4585, 272464), (5240, 238406), (7336, 170290), (9170, 136232), (10480, 119203), (14672, 85145), (17029, 73360), (18340, 68116), (34058, 36680)]