9444420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 29090880

約数和(自身を除く): 19646460

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, 739, 852, 1065, 1278, 1420, 1478, 2130, 2217, 2556, 2956, 3195, 3695, 4260, 4434, 6390, 6651, 7390, 8868, 11085, 12780, 13302, 14780, 22170, 26604, 33255, 44340, 52469, 66510, 104938, 133020, 157407, 209876, 262345, 314814, 472221, 524690, 629628, 787035, 944442, 1049380, 1574070, 1888884, 2361105, 3148140, 4722210, 9444420]

約数ペア:

[(1, 9444420), (2, 4722210), (3, 3148140), (4, 2361105), (5, 1888884), (6, 1574070), (9, 1049380), (10, 944442), (12, 787035), (15, 629628), (18, 524690), (20, 472221), (30, 314814), (36, 262345), (45, 209876), (60, 157407), (71, 133020), (90, 104938), (142, 66510), (180, 52469), (213, 44340), (284, 33255), (355, 26604), (426, 22170), (639, 14780), (710, 13302), (739, 12780), (852, 11085), (1065, 8868), (1278, 7390), (1420, 6651), (1478, 6390), (2130, 4434), (2217, 4260), (2556, 3695), (2956, 3195)]