248136265580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1699}}^1\times {\mathrm{2099}}^1$

素因数の和:3892

約数の個数: 144

約数和(自身を含む): 615353760000

約数和(自身を除く): 367217494420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1699, 1988, 2099, 2485, 3398, 3479, 4198, 4970, 6796, 6958, 8396, 8495, 9940, 10495, 11893, 13916, 14693, 16990, 17395, 20990, 23786, 29386, 33980, 34790, 41980, 47572, 58772, 59465, 69580, 73465, 83251, 102851, 118930, 120629, 146930, 149029, 166502, 205702, 237860, 241258, 293860, 298058, 333004, 411404, 416255, 482516, 514255, 596116, 603145, 745145, 832510, 844403, 1028510, 1043203, 1206290, 1490290, 1665020, 1688806, 2057020, 2086406, 2412580, 2980580, 3377612, 3566201, 4172812, 4222015, 5216015, 5910821, 7132402, 7302421, 8444030, 10432030, 11821642, 14264804, 14604842, 16888060, 17831005, 20864060, 23643284, 24963407, 29209684, 29554105, 35662010, 36512105, 49926814, 59108210, 71324020, 73024210, 99853628, 118216420, 124817035, 146048420, 174743849, 249634070, 253200271, 349487698, 499268140, 506400542, 698975396, 873719245, 1012801084, 1266001355, 1747438490, 1772401897, 2532002710, 3494876980, 3544803794, 5064005420, 7089607588, 8862009485, 12406813279, 17724018970, 24813626558, 35448037940, 49627253116, 62034066395, 124068132790, 248136265580]

約数ペア:

[(1, 248136265580), (2, 124068132790), (4, 62034066395), (5, 49627253116), (7, 35448037940), (10, 24813626558), (14, 17724018970), (20, 12406813279), (28, 8862009485), (35, 7089607588), (49, 5064005420), (70, 3544803794), (71, 3494876980), (98, 2532002710), (140, 1772401897), (142, 1747438490), (196, 1266001355), (245, 1012801084), (284, 873719245), (355, 698975396), (490, 506400542), (497, 499268140), (710, 349487698), (980, 253200271), (994, 249634070), (1420, 174743849), (1699, 146048420), (1988, 124817035), (2099, 118216420), (2485, 99853628), (3398, 73024210), (3479, 71324020), (4198, 59108210), (4970, 49926814), (6796, 36512105), (6958, 35662010), (8396, 29554105), (8495, 29209684), (9940, 24963407), (10495, 23643284), (11893, 20864060), (13916, 17831005), (14693, 16888060), (16990, 14604842), (17395, 14264804), (20990, 11821642), (23786, 10432030), (29386, 8444030), (33980, 7302421), (34790, 7132402), (41980, 5910821), (47572, 5216015), (58772, 4222015), (59465, 4172812), (69580, 3566201), (73465, 3377612), (83251, 2980580), (102851, 2412580), (118930, 2086406), (120629, 2057020), (146930, 1688806), (149029, 1665020), (166502, 1490290), (205702, 1206290), (237860, 1043203), (241258, 1028510), (293860, 844403), (298058, 832510), (333004, 745145), (411404, 603145), (416255, 596116), (482516, 514255)]