251670120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5563}}^1$

素因数の和:5619

約数の個数: 128

約数和(自身を含む): 841276800

約数和(自身を除く): 589606680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 5563, 5655, 7540, 9048, 11126, 11310, 15080, 16689, 22252, 22620, 27815, 33378, 44504, 45240, 55630, 66756, 72319, 83445, 111260, 133512, 144638, 161327, 166890, 216957, 222520, 289276, 322654, 333780, 361595, 433914, 483981, 578552, 645308, 667560, 723190, 806635, 867828, 967962, 1084785, 1290616, 1446380, 1613270, 1735656, 1935924, 2097251, 2169570, 2419905, 2892760, 3226540, 3871848, 4194502, 4339140, 4839810, 6291753, 6453080, 8389004, 8678280, 9679620, 10486255, 12583506, 16778008, 19359240, 20972510, 25167012, 31458765, 41945020, 50334024, 62917530, 83890040, 125835060, 251670120]

約数ペア:

[(1, 251670120), (2, 125835060), (3, 83890040), (4, 62917530), (5, 50334024), (6, 41945020), (8, 31458765), (10, 25167012), (12, 20972510), (13, 19359240), (15, 16778008), (20, 12583506), (24, 10486255), (26, 9679620), (29, 8678280), (30, 8389004), (39, 6453080), (40, 6291753), (52, 4839810), (58, 4339140), (60, 4194502), (65, 3871848), (78, 3226540), (87, 2892760), (104, 2419905), (116, 2169570), (120, 2097251), (130, 1935924), (145, 1735656), (156, 1613270), (174, 1446380), (195, 1290616), (232, 1084785), (260, 967962), (290, 867828), (312, 806635), (348, 723190), (377, 667560), (390, 645308), (435, 578552), (520, 483981), (580, 433914), (696, 361595), (754, 333780), (780, 322654), (870, 289276), (1131, 222520), (1160, 216957), (1508, 166890), (1560, 161327), (1740, 144638), (1885, 133512), (2262, 111260), (3016, 83445), (3480, 72319), (3770, 66756), (4524, 55630), (5563, 45240), (5655, 44504), (7540, 33378), (9048, 27815), (11126, 22620), (11310, 22252), (15080, 16689)]