91168420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2269}}^1$

素因数の和:2333

約数の個数: 72

約数和(自身を含む): 228243960

約数和(自身を除く): 137075540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2269, 2870, 4018, 4538, 5740, 8036, 9076, 10045, 11345, 15883, 20090, 22690, 31766, 40180, 45380, 63532, 79415, 93029, 111181, 158830, 186058, 222362, 317660, 372116, 444724, 465145, 555905, 651203, 930290, 1111810, 1302406, 1860580, 2223620, 2604812, 3256015, 4558421, 6512030, 9116842, 13024060, 18233684, 22792105, 45584210, 91168420]

約数ペア:

[(1, 91168420), (2, 45584210), (4, 22792105), (5, 18233684), (7, 13024060), (10, 9116842), (14, 6512030), (20, 4558421), (28, 3256015), (35, 2604812), (41, 2223620), (49, 1860580), (70, 1302406), (82, 1111810), (98, 930290), (140, 651203), (164, 555905), (196, 465145), (205, 444724), (245, 372116), (287, 317660), (410, 222362), (490, 186058), (574, 158830), (820, 111181), (980, 93029), (1148, 79415), (1435, 63532), (2009, 45380), (2269, 40180), (2870, 31766), (4018, 22690), (4538, 20090), (5740, 15883), (8036, 11345), (9076, 10045)]