139745220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{56807}}^1$

素因数の和:56860

約数の個数: 48

約数和(自身を含む): 400837248

約数和(自身を除く): 261092028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 56807, 113614, 170421, 227228, 284035, 340842, 568070, 681684, 852105, 1136140, 1704210, 2329087, 3408420, 4658174, 6987261, 9316348, 11645435, 13974522, 23290870, 27949044, 34936305, 46581740, 69872610, 139745220]

約数ペア:

[(1, 139745220), (2, 69872610), (3, 46581740), (4, 34936305), (5, 27949044), (6, 23290870), (10, 13974522), (12, 11645435), (15, 9316348), (20, 6987261), (30, 4658174), (41, 3408420), (60, 2329087), (82, 1704210), (123, 1136140), (164, 852105), (205, 681684), (246, 568070), (410, 340842), (492, 284035), (615, 227228), (820, 170421), (1230, 113614), (2460, 56807)]