551421080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1151}}^1$

素因数の和:1257

約数の個数: 128

約数和(自身を含む): 1492992000

約数和(自身を除く): 941570920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 59, 70, 116, 118, 140, 145, 203, 232, 236, 280, 290, 295, 406, 413, 472, 580, 590, 812, 826, 1015, 1151, 1160, 1180, 1624, 1652, 1711, 2030, 2065, 2302, 2360, 3304, 3422, 4060, 4130, 4604, 5755, 6844, 8057, 8120, 8260, 8555, 9208, 11510, 11977, 13688, 16114, 16520, 17110, 23020, 23954, 32228, 33379, 34220, 40285, 46040, 47908, 59885, 64456, 66758, 67909, 68440, 80570, 95816, 119770, 133516, 135818, 161140, 166895, 233653, 239540, 267032, 271636, 322280, 333790, 339545, 467306, 475363, 479080, 543272, 667580, 679090, 934612, 950726, 1168265, 1335160, 1358180, 1869224, 1901452, 1969361, 2336530, 2376815, 2716360, 3802904, 3938722, 4673060, 4753630, 7877444, 9346120, 9507260, 9846805, 13785527, 15754888, 19014520, 19693610, 27571054, 39387220, 55142108, 68927635, 78774440, 110284216, 137855270, 275710540, 551421080]

約数ペア:

[(1, 551421080), (2, 275710540), (4, 137855270), (5, 110284216), (7, 78774440), (8, 68927635), (10, 55142108), (14, 39387220), (20, 27571054), (28, 19693610), (29, 19014520), (35, 15754888), (40, 13785527), (56, 9846805), (58, 9507260), (59, 9346120), (70, 7877444), (116, 4753630), (118, 4673060), (140, 3938722), (145, 3802904), (203, 2716360), (232, 2376815), (236, 2336530), (280, 1969361), (290, 1901452), (295, 1869224), (406, 1358180), (413, 1335160), (472, 1168265), (580, 950726), (590, 934612), (812, 679090), (826, 667580), (1015, 543272), (1151, 479080), (1160, 475363), (1180, 467306), (1624, 339545), (1652, 333790), (1711, 322280), (2030, 271636), (2065, 267032), (2302, 239540), (2360, 233653), (3304, 166895), (3422, 161140), (4060, 135818), (4130, 133516), (4604, 119770), (5755, 95816), (6844, 80570), (8057, 68440), (8120, 67909), (8260, 66758), (8555, 64456), (9208, 59885), (11510, 47908), (11977, 46040), (13688, 40285), (16114, 34220), (16520, 33379), (17110, 32228), (23020, 23954)]