66686664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 191237760

約数和(自身を除く): 124551096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 41, 44, 61, 66, 82, 88, 101, 122, 123, 132, 164, 183, 202, 244, 246, 264, 303, 328, 366, 404, 451, 488, 492, 606, 671, 732, 808, 902, 984, 1111, 1212, 1342, 1353, 1464, 1804, 2013, 2222, 2424, 2501, 2684, 2706, 3333, 3608, 4026, 4141, 4444, 5002, 5368, 5412, 6161, 6666, 7503, 8052, 8282, 8888, 10004, 10824, 12322, 12423, 13332, 15006, 16104, 16564, 18483, 20008, 24644, 24846, 26664, 27511, 30012, 33128, 36966, 45551, 49288, 49692, 55022, 60024, 67771, 73932, 82533, 91102, 99384, 110044, 135542, 136653, 147864, 165066, 182204, 203313, 220088, 252601, 271084, 273306, 330132, 364408, 406626, 505202, 542168, 546612, 660264, 757803, 813252, 1010404, 1093224, 1515606, 1626504, 2020808, 2778611, 3031212, 5557222, 6062424, 8335833, 11114444, 16671666, 22228888, 33343332, 66686664]

約数ペア:

[(1, 66686664), (2, 33343332), (3, 22228888), (4, 16671666), (6, 11114444), (8, 8335833), (11, 6062424), (12, 5557222), (22, 3031212), (24, 2778611), (33, 2020808), (41, 1626504), (44, 1515606), (61, 1093224), (66, 1010404), (82, 813252), (88, 757803), (101, 660264), (122, 546612), (123, 542168), (132, 505202), (164, 406626), (183, 364408), (202, 330132), (244, 273306), (246, 271084), (264, 252601), (303, 220088), (328, 203313), (366, 182204), (404, 165066), (451, 147864), (488, 136653), (492, 135542), (606, 110044), (671, 99384), (732, 91102), (808, 82533), (902, 73932), (984, 67771), (1111, 60024), (1212, 55022), (1342, 49692), (1353, 49288), (1464, 45551), (1804, 36966), (2013, 33128), (2222, 30012), (2424, 27511), (2501, 26664), (2684, 24846), (2706, 24644), (3333, 20008), (3608, 18483), (4026, 16564), (4141, 16104), (4444, 15006), (5002, 13332), (5368, 12423), (5412, 12322), (6161, 10824), (6666, 10004), (7503, 8888), (8052, 8282)]