348114420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27239}}^1$

素因数の和:27325

約数の個数: 72

約数和(自身を含む): 1070858880

約数和(自身を除く): 722744460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 27239, 54478, 81717, 108956, 136195, 163434, 245151, 272390, 326868, 408585, 490302, 544780, 817170, 980604, 1225755, 1634340, 1933969, 2451510, 3867938, 4903020, 5801907, 7735876, 9669845, 11603814, 17405721, 19339690, 23207628, 29009535, 34811442, 38679380, 58019070, 69622884, 87028605, 116038140, 174057210, 348114420]

約数ペア:

[(1, 348114420), (2, 174057210), (3, 116038140), (4, 87028605), (5, 69622884), (6, 58019070), (9, 38679380), (10, 34811442), (12, 29009535), (15, 23207628), (18, 19339690), (20, 17405721), (30, 11603814), (36, 9669845), (45, 7735876), (60, 5801907), (71, 4903020), (90, 3867938), (142, 2451510), (180, 1933969), (213, 1634340), (284, 1225755), (355, 980604), (426, 817170), (639, 544780), (710, 490302), (852, 408585), (1065, 326868), (1278, 272390), (1420, 245151), (2130, 163434), (2556, 136195), (3195, 108956), (4260, 81717), (6390, 54478), (12780, 27239)]