179968120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{264659}}^1$

素因数の和:264687

約数の個数: 32

約数和(自身を含む): 428749200

約数和(自身を除く): 248781080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 264659, 529318, 1058636, 1323295, 2117272, 2646590, 4499203, 5293180, 8998406, 10586360, 17996812, 22496015, 35993624, 44992030, 89984060, 179968120]

約数ペア:

[(1, 179968120), (2, 89984060), (4, 44992030), (5, 35993624), (8, 22496015), (10, 17996812), (17, 10586360), (20, 8998406), (34, 5293180), (40, 4499203), (68, 2646590), (85, 2117272), (136, 1323295), (170, 1058636), (340, 529318), (680, 264659)]