128684556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3612

約数の個数: 144

約数和(自身を含む): 436869888

約数和(自身を除く): 308185332

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 77, 78, 84, 91, 99, 117, 126, 132, 143, 154, 156, 182, 198, 231, 234, 252, 273, 286, 308, 364, 396, 429, 462, 468, 546, 572, 693, 819, 858, 924, 1001, 1092, 1287, 1386, 1638, 1716, 2002, 2574, 2772, 3003, 3276, 3571, 4004, 5148, 6006, 7142, 9009, 10713, 12012, 14284, 18018, 21426, 24997, 32139, 36036, 39281, 42852, 46423, 49994, 64278, 74991, 78562, 92846, 99988, 117843, 128556, 139269, 149982, 157124, 185692, 224973, 235686, 274967, 278538, 299964, 324961, 353529, 417807, 449946, 471372, 510653, 549934, 557076, 649922, 707058, 824901, 835614, 899892, 974883, 1021306, 1099868, 1299844, 1414116, 1531959, 1649802, 1671228, 1949766, 2042612, 2474703, 2924649, 3063918, 3299604, 3574571, 3899532, 4595877, 4949406, 5849298, 6127836, 7149142, 9191754, 9898812, 10723713, 11698596, 14298284, 18383508, 21447426, 32171139, 42894852, 64342278, 128684556]

約数ペア:

[(1, 128684556), (2, 64342278), (3, 42894852), (4, 32171139), (6, 21447426), (7, 18383508), (9, 14298284), (11, 11698596), (12, 10723713), (13, 9898812), (14, 9191754), (18, 7149142), (21, 6127836), (22, 5849298), (26, 4949406), (28, 4595877), (33, 3899532), (36, 3574571), (39, 3299604), (42, 3063918), (44, 2924649), (52, 2474703), (63, 2042612), (66, 1949766), (77, 1671228), (78, 1649802), (84, 1531959), (91, 1414116), (99, 1299844), (117, 1099868), (126, 1021306), (132, 974883), (143, 899892), (154, 835614), (156, 824901), (182, 707058), (198, 649922), (231, 557076), (234, 549934), (252, 510653), (273, 471372), (286, 449946), (308, 417807), (364, 353529), (396, 324961), (429, 299964), (462, 278538), (468, 274967), (546, 235686), (572, 224973), (693, 185692), (819, 157124), (858, 149982), (924, 139269), (1001, 128556), (1092, 117843), (1287, 99988), (1386, 92846), (1638, 78562), (1716, 74991), (2002, 64278), (2574, 49994), (2772, 46423), (3003, 42852), (3276, 39281), (3571, 36036), (4004, 32139), (5148, 24997), (6006, 21426), (7142, 18018), (9009, 14284), (10713, 12012)]