201062820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{983}}^1$

素因数の和:1489

約数の個数: 96

約数和(自身を含む): 645378048

約数和(自身を除く): 444315228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 487, 974, 983, 1461, 1948, 1966, 2435, 2922, 2949, 3409, 3932, 4870, 4915, 5844, 5898, 6818, 6881, 7305, 9740, 9830, 10227, 11796, 13636, 13762, 14610, 14745, 17045, 19660, 20454, 20643, 27524, 29220, 29490, 34090, 34405, 40908, 41286, 51135, 58980, 68180, 68810, 82572, 102270, 103215, 137620, 204540, 206430, 412860, 478721, 957442, 1436163, 1914884, 2393605, 2872326, 3351047, 4787210, 5744652, 6702094, 7180815, 9574420, 10053141, 13404188, 14361630, 16755235, 20106282, 28723260, 33510470, 40212564, 50265705, 67020940, 100531410, 201062820]

約数ペア:

[(1, 201062820), (2, 100531410), (3, 67020940), (4, 50265705), (5, 40212564), (6, 33510470), (7, 28723260), (10, 20106282), (12, 16755235), (14, 14361630), (15, 13404188), (20, 10053141), (21, 9574420), (28, 7180815), (30, 6702094), (35, 5744652), (42, 4787210), (60, 3351047), (70, 2872326), (84, 2393605), (105, 1914884), (140, 1436163), (210, 957442), (420, 478721), (487, 412860), (974, 206430), (983, 204540), (1461, 137620), (1948, 103215), (1966, 102270), (2435, 82572), (2922, 68810), (2949, 68180), (3409, 58980), (3932, 51135), (4870, 41286), (4915, 40908), (5844, 34405), (5898, 34090), (6818, 29490), (6881, 29220), (7305, 27524), (9740, 20643), (9830, 20454), (10227, 19660), (11796, 17045), (13636, 14745), (13762, 14610)]