281536472

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 622132800

約数和(自身を除く): 340596328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 73, 122, 146, 244, 292, 427, 488, 511, 584, 854, 1022, 1129, 1708, 2044, 2258, 3416, 4088, 4453, 4516, 7903, 8906, 9032, 15806, 17812, 31171, 31612, 35624, 62342, 63224, 68869, 82417, 124684, 137738, 164834, 249368, 275476, 329668, 482083, 550952, 576919, 659336, 964166, 1153838, 1928332, 2307676, 3856664, 4615352, 5027437, 10054874, 20109748, 35192059, 40219496, 70384118, 140768236, 281536472]

約数ペア:

[(1, 281536472), (2, 140768236), (4, 70384118), (7, 40219496), (8, 35192059), (14, 20109748), (28, 10054874), (56, 5027437), (61, 4615352), (73, 3856664), (122, 2307676), (146, 1928332), (244, 1153838), (292, 964166), (427, 659336), (488, 576919), (511, 550952), (584, 482083), (854, 329668), (1022, 275476), (1129, 249368), (1708, 164834), (2044, 137738), (2258, 124684), (3416, 82417), (4088, 68869), (4453, 63224), (4516, 62342), (7903, 35624), (8906, 31612), (9032, 31171), (15806, 17812)]