157143420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{124717}}^1$

素因数の和:124739

約数の個数: 72

約数和(自身を含む): 544768224

約数和(自身を除く): 387624804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 124717, 249434, 374151, 498868, 623585, 748302, 873019, 1122453, 1247170, 1496604, 1746038, 1870755, 2244906, 2494340, 2619057, 3492076, 3741510, 4365095, 4489812, 5238114, 5612265, 7483020, 7857171, 8730190, 10476228, 11224530, 13095285, 15714342, 17460380, 22449060, 26190570, 31428684, 39285855, 52381140, 78571710, 157143420]

約数ペア:

[(1, 157143420), (2, 78571710), (3, 52381140), (4, 39285855), (5, 31428684), (6, 26190570), (7, 22449060), (9, 17460380), (10, 15714342), (12, 13095285), (14, 11224530), (15, 10476228), (18, 8730190), (20, 7857171), (21, 7483020), (28, 5612265), (30, 5238114), (35, 4489812), (36, 4365095), (42, 3741510), (45, 3492076), (60, 2619057), (63, 2494340), (70, 2244906), (84, 1870755), (90, 1746038), (105, 1496604), (126, 1247170), (140, 1122453), (180, 873019), (210, 748302), (252, 623585), (315, 498868), (420, 374151), (630, 249434), (1260, 124717)]