646551480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{316937}}^1$

素因数の和:316968

約数の個数: 64

約数和(自身を含む): 2053758240

約数和(自身を除く): 1407206760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 316937, 633874, 950811, 1267748, 1584685, 1901622, 2535496, 3169370, 3803244, 4754055, 5387929, 6338740, 7606488, 9508110, 10775858, 12677480, 16163787, 19016220, 21551716, 26939645, 32327574, 38032440, 43103432, 53879290, 64655148, 80818935, 107758580, 129310296, 161637870, 215517160, 323275740, 646551480]

約数ペア:

[(1, 646551480), (2, 323275740), (3, 215517160), (4, 161637870), (5, 129310296), (6, 107758580), (8, 80818935), (10, 64655148), (12, 53879290), (15, 43103432), (17, 38032440), (20, 32327574), (24, 26939645), (30, 21551716), (34, 19016220), (40, 16163787), (51, 12677480), (60, 10775858), (68, 9508110), (85, 7606488), (102, 6338740), (120, 5387929), (136, 4754055), (170, 3803244), (204, 3169370), (255, 2535496), (340, 1901622), (408, 1584685), (510, 1267748), (680, 950811), (1020, 633874), (2040, 316937)]