420168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 1249920

約数和(自身を除く): 829752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 61, 82, 84, 122, 123, 164, 168, 183, 244, 246, 287, 328, 366, 427, 488, 492, 574, 732, 854, 861, 984, 1148, 1281, 1464, 1708, 1722, 2296, 2501, 2562, 3416, 3444, 5002, 5124, 6888, 7503, 10004, 10248, 15006, 17507, 20008, 30012, 35014, 52521, 60024, 70028, 105042, 140056, 210084, 420168]

約数ペア:

[(1, 420168), (2, 210084), (3, 140056), (4, 105042), (6, 70028), (7, 60024), (8, 52521), (12, 35014), (14, 30012), (21, 20008), (24, 17507), (28, 15006), (41, 10248), (42, 10004), (56, 7503), (61, 6888), (82, 5124), (84, 5002), (122, 3444), (123, 3416), (164, 2562), (168, 2501), (183, 2296), (244, 1722), (246, 1708), (287, 1464), (328, 1281), (366, 1148), (427, 984), (488, 861), (492, 854), (574, 732)]