155590120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{32687}}^1$

素因数の和:32722

約数の個数: 64

約数和(自身を含む): 423636480

約数和(自身を除く): 268046360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 32687, 65374, 130748, 163435, 228809, 261496, 326870, 457618, 555679, 653740, 915236, 1111358, 1144045, 1307480, 1830472, 2222716, 2288090, 2778395, 3889753, 4445432, 4576180, 5556790, 7779506, 9152360, 11113580, 15559012, 19448765, 22227160, 31118024, 38897530, 77795060, 155590120]

約数ペア:

[(1, 155590120), (2, 77795060), (4, 38897530), (5, 31118024), (7, 22227160), (8, 19448765), (10, 15559012), (14, 11113580), (17, 9152360), (20, 7779506), (28, 5556790), (34, 4576180), (35, 4445432), (40, 3889753), (56, 2778395), (68, 2288090), (70, 2222716), (85, 1830472), (119, 1307480), (136, 1144045), (140, 1111358), (170, 915236), (238, 653740), (280, 555679), (340, 457618), (476, 326870), (595, 261496), (680, 228809), (952, 163435), (1190, 130748), (2380, 65374), (4760, 32687)]