521489220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1531}}^1$

素因数の和:2361

約数の個数: 96

約数和(自身を含む): 1671914496

約数和(自身を除く): 1150425276

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, 811, 1531, 1622, 2433, 3062, 3244, 4055, 4593, 4866, 5677, 6124, 7655, 8110, 9186, 9732, 10717, 11354, 12165, 15310, 16220, 17031, 18372, 21434, 22708, 22965, 24330, 28385, 30620, 32151, 34062, 42868, 45930, 48660, 53585, 56770, 64302, 68124, 85155, 91860, 107170, 113540, 128604, 160755, 170310, 214340, 321510, 340620, 643020, 1241641, 2483282, 3724923, 4966564, 6208205, 7449846, 8691487, 12416410, 14899692, 17382974, 18624615, 24832820, 26074461, 34765948, 37249230, 43457435, 52148922, 74498460, 86914870, 104297844, 130372305, 173829740, 260744610, 521489220]

約数ペア:

[(1, 521489220), (2, 260744610), (3, 173829740), (4, 130372305), (5, 104297844), (6, 86914870), (7, 74498460), (10, 52148922), (12, 43457435), (14, 37249230), (15, 34765948), (20, 26074461), (21, 24832820), (28, 18624615), (30, 17382974), (35, 14899692), (42, 12416410), (60, 8691487), (70, 7449846), (84, 6208205), (105, 4966564), (140, 3724923), (210, 2483282), (420, 1241641), (811, 643020), (1531, 340620), (1622, 321510), (2433, 214340), (3062, 170310), (3244, 160755), (4055, 128604), (4593, 113540), (4866, 107170), (5677, 91860), (6124, 85155), (7655, 68124), (8110, 64302), (9186, 56770), (9732, 53585), (10717, 48660), (11354, 45930), (12165, 42868), (15310, 34062), (16220, 32151), (17031, 30620), (18372, 28385), (21434, 24330), (22708, 22965)]