201785640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1049}}^1$

素因数の和:1299

約数の個数: 128

約数和(自身を含む): 695520000

約数和(自身を除く): 493734360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 458, 687, 840, 916, 1049, 1145, 1374, 1603, 1832, 2098, 2290, 2748, 3147, 3206, 3435, 4196, 4580, 4809, 5245, 5496, 6294, 6412, 6870, 7343, 8015, 8392, 9160, 9618, 10490, 12588, 12824, 13740, 14686, 15735, 16030, 19236, 20980, 22029, 24045, 25176, 27480, 29372, 31470, 32060, 36715, 38472, 41960, 44058, 48090, 58744, 62940, 64120, 73430, 88116, 96180, 110145, 125880, 146860, 176232, 192360, 220290, 240221, 293720, 440580, 480442, 720663, 881160, 960884, 1201105, 1441326, 1681547, 1921768, 2402210, 2882652, 3363094, 3603315, 4804420, 5044641, 5765304, 6726188, 7206630, 8407735, 9608840, 10089282, 13452376, 14413260, 16815470, 20178564, 25223205, 28826520, 33630940, 40357128, 50446410, 67261880, 100892820, 201785640]

約数ペア:

[(1, 201785640), (2, 100892820), (3, 67261880), (4, 50446410), (5, 40357128), (6, 33630940), (7, 28826520), (8, 25223205), (10, 20178564), (12, 16815470), (14, 14413260), (15, 13452376), (20, 10089282), (21, 9608840), (24, 8407735), (28, 7206630), (30, 6726188), (35, 5765304), (40, 5044641), (42, 4804420), (56, 3603315), (60, 3363094), (70, 2882652), (84, 2402210), (105, 1921768), (120, 1681547), (140, 1441326), (168, 1201105), (210, 960884), (229, 881160), (280, 720663), (420, 480442), (458, 440580), (687, 293720), (840, 240221), (916, 220290), (1049, 192360), (1145, 176232), (1374, 146860), (1603, 125880), (1832, 110145), (2098, 96180), (2290, 88116), (2748, 73430), (3147, 64120), (3206, 62940), (3435, 58744), (4196, 48090), (4580, 44058), (4809, 41960), (5245, 38472), (5496, 36715), (6294, 32060), (6412, 31470), (6870, 29372), (7343, 27480), (8015, 25176), (8392, 24045), (9160, 22029), (9618, 20980), (10490, 19236), (12588, 16030), (12824, 15735), (13740, 14686)]