561858780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15031}}^1$

素因数の和:15139

約数の個数: 96

約数和(自身を含む): 1818270720

約数和(自身を除く): 1256411940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2492, 2670, 3115, 3738, 5340, 6230, 7476, 9345, 12460, 15031, 18690, 30062, 37380, 45093, 60124, 75155, 90186, 105217, 150310, 180372, 210434, 225465, 300620, 315651, 420868, 450930, 526085, 631302, 901860, 1052170, 1262604, 1337759, 1578255, 2104340, 2675518, 3156510, 4013277, 5351036, 6313020, 6688795, 8026554, 9364313, 13377590, 16053108, 18728626, 20066385, 26755180, 28092939, 37457252, 40132770, 46821565, 56185878, 80265540, 93643130, 112371756, 140464695, 187286260, 280929390, 561858780]

約数ペア:

[(1, 561858780), (2, 280929390), (3, 187286260), (4, 140464695), (5, 112371756), (6, 93643130), (7, 80265540), (10, 56185878), (12, 46821565), (14, 40132770), (15, 37457252), (20, 28092939), (21, 26755180), (28, 20066385), (30, 18728626), (35, 16053108), (42, 13377590), (60, 9364313), (70, 8026554), (84, 6688795), (89, 6313020), (105, 5351036), (140, 4013277), (178, 3156510), (210, 2675518), (267, 2104340), (356, 1578255), (420, 1337759), (445, 1262604), (534, 1052170), (623, 901860), (890, 631302), (1068, 526085), (1246, 450930), (1335, 420868), (1780, 315651), (1869, 300620), (2492, 225465), (2670, 210434), (3115, 180372), (3738, 150310), (5340, 105217), (6230, 90186), (7476, 75155), (9345, 60124), (12460, 45093), (15031, 37380), (18690, 30062)]