280531188

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3343}}^1$

素因数の和:3403

約数の個数: 120

約数和(自身を含む): 861039872

約数和(自身を除く): 580508684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 108, 111, 126, 148, 162, 189, 222, 252, 259, 324, 333, 378, 444, 518, 567, 666, 756, 777, 999, 1036, 1134, 1332, 1554, 1998, 2268, 2331, 2997, 3108, 3343, 3996, 4662, 5994, 6686, 6993, 9324, 10029, 11988, 13372, 13986, 20058, 20979, 23401, 27972, 30087, 40116, 41958, 46802, 60174, 70203, 83916, 90261, 93604, 120348, 123691, 140406, 180522, 210609, 247382, 270783, 280812, 361044, 371073, 421218, 494764, 541566, 631827, 742146, 842436, 865837, 1083132, 1113219, 1263654, 1484292, 1731674, 1895481, 2226438, 2527308, 2597511, 3339657, 3463348, 3790962, 4452876, 5195022, 6679314, 7581924, 7792533, 10018971, 10390044, 13358628, 15585066, 20037942, 23377599, 31170132, 40075884, 46755198, 70132797, 93510396, 140265594, 280531188]

約数ペア:

[(1, 280531188), (2, 140265594), (3, 93510396), (4, 70132797), (6, 46755198), (7, 40075884), (9, 31170132), (12, 23377599), (14, 20037942), (18, 15585066), (21, 13358628), (27, 10390044), (28, 10018971), (36, 7792533), (37, 7581924), (42, 6679314), (54, 5195022), (63, 4452876), (74, 3790962), (81, 3463348), (84, 3339657), (108, 2597511), (111, 2527308), (126, 2226438), (148, 1895481), (162, 1731674), (189, 1484292), (222, 1263654), (252, 1113219), (259, 1083132), (324, 865837), (333, 842436), (378, 742146), (444, 631827), (518, 541566), (567, 494764), (666, 421218), (756, 371073), (777, 361044), (999, 280812), (1036, 270783), (1134, 247382), (1332, 210609), (1554, 180522), (1998, 140406), (2268, 123691), (2331, 120348), (2997, 93604), (3108, 90261), (3343, 83916), (3996, 70203), (4662, 60174), (5994, 46802), (6686, 41958), (6993, 40116), (9324, 30087), (10029, 27972), (11988, 23401), (13372, 20979), (13986, 20058)]