1393020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 4324320

約数和(自身を除く): 2931300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 109, 142, 180, 213, 218, 284, 327, 355, 426, 436, 545, 639, 654, 710, 852, 981, 1065, 1090, 1278, 1308, 1420, 1635, 1962, 2130, 2180, 2556, 3195, 3270, 3924, 4260, 4905, 6390, 6540, 7739, 9810, 12780, 15478, 19620, 23217, 30956, 38695, 46434, 69651, 77390, 92868, 116085, 139302, 154780, 232170, 278604, 348255, 464340, 696510, 1393020]

約数ペア:

[(1, 1393020), (2, 696510), (3, 464340), (4, 348255), (5, 278604), (6, 232170), (9, 154780), (10, 139302), (12, 116085), (15, 92868), (18, 77390), (20, 69651), (30, 46434), (36, 38695), (45, 30956), (60, 23217), (71, 19620), (90, 15478), (109, 12780), (142, 9810), (180, 7739), (213, 6540), (218, 6390), (284, 4905), (327, 4260), (355, 3924), (426, 3270), (436, 3195), (545, 2556), (639, 2180), (654, 2130), (710, 1962), (852, 1635), (981, 1420), (1065, 1308), (1090, 1278)]