7138830840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1\times {\mathrm{971}}^1$

素因数の和:1493

約数の個数: 128

約数和(自身を含む): 21616657920

約数和(自身を除く): 14477827080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 311, 394, 591, 622, 788, 933, 971, 985, 1182, 1244, 1555, 1576, 1866, 1942, 1970, 2364, 2488, 2913, 2955, 3110, 3732, 3884, 3940, 4665, 4728, 4855, 5826, 5910, 6220, 7464, 7768, 7880, 9330, 9710, 11652, 11820, 12440, 14565, 18660, 19420, 23304, 23640, 29130, 37320, 38840, 58260, 61267, 116520, 122534, 183801, 191287, 245068, 301981, 306335, 367602, 382574, 490136, 573861, 603962, 612670, 735204, 765148, 905943, 919005, 956435, 1147722, 1207924, 1225340, 1470408, 1509905, 1530296, 1811886, 1838010, 1912870, 2295444, 2415848, 2450680, 2869305, 3019810, 3623772, 3676020, 3825740, 4529715, 4590888, 5738610, 6039620, 7247544, 7352040, 7651480, 9059430, 11477220, 12079240, 18118860, 22954440, 36237720, 59490257, 118980514, 178470771, 237961028, 297451285, 356941542, 475922056, 594902570, 713883084, 892353855, 1189805140, 1427766168, 1784707710, 2379610280, 3569415420, 7138830840]

約数ペア:

[(1, 7138830840), (2, 3569415420), (3, 2379610280), (4, 1784707710), (5, 1427766168), (6, 1189805140), (8, 892353855), (10, 713883084), (12, 594902570), (15, 475922056), (20, 356941542), (24, 297451285), (30, 237961028), (40, 178470771), (60, 118980514), (120, 59490257), (197, 36237720), (311, 22954440), (394, 18118860), (591, 12079240), (622, 11477220), (788, 9059430), (933, 7651480), (971, 7352040), (985, 7247544), (1182, 6039620), (1244, 5738610), (1555, 4590888), (1576, 4529715), (1866, 3825740), (1942, 3676020), (1970, 3623772), (2364, 3019810), (2488, 2869305), (2913, 2450680), (2955, 2415848), (3110, 2295444), (3732, 1912870), (3884, 1838010), (3940, 1811886), (4665, 1530296), (4728, 1509905), (4855, 1470408), (5826, 1225340), (5910, 1207924), (6220, 1147722), (7464, 956435), (7768, 919005), (7880, 905943), (9330, 765148), (9710, 735204), (11652, 612670), (11820, 603962), (12440, 573861), (14565, 490136), (18660, 382574), (19420, 367602), (23304, 306335), (23640, 301981), (29130, 245068), (37320, 191287), (38840, 183801), (58260, 122534), (61267, 116520)]