207838140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{38921}}^1$

素因数の和:39022

約数の個数: 48

約数和(自身を含む): 588500640

約数和(自身を除く): 380662500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 38921, 77842, 116763, 155684, 194605, 233526, 389210, 467052, 583815, 778420, 1167630, 2335260, 3463969, 6927938, 10391907, 13855876, 17319845, 20783814, 34639690, 41567628, 51959535, 69279380, 103919070, 207838140]

約数ペア:

[(1, 207838140), (2, 103919070), (3, 69279380), (4, 51959535), (5, 41567628), (6, 34639690), (10, 20783814), (12, 17319845), (15, 13855876), (20, 10391907), (30, 6927938), (60, 3463969), (89, 2335260), (178, 1167630), (267, 778420), (356, 583815), (445, 467052), (534, 389210), (890, 233526), (1068, 194605), (1335, 155684), (1780, 116763), (2670, 77842), (5340, 38921)]