1551569220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2551}}^1$

素因数の和:2706

約数の個数: 144

約数和(自身を含む): 4904739840

約数和(自身を除く): 3353170620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 109, 124, 155, 180, 186, 218, 279, 310, 327, 372, 436, 465, 545, 558, 620, 654, 930, 981, 1090, 1116, 1308, 1395, 1635, 1860, 1962, 2180, 2551, 2790, 3270, 3379, 3924, 4905, 5102, 5580, 6540, 6758, 7653, 9810, 10137, 10204, 12755, 13516, 15306, 16895, 19620, 20274, 22959, 25510, 30411, 30612, 33790, 38265, 40548, 45918, 50685, 51020, 60822, 67580, 76530, 79081, 91836, 101370, 114795, 121644, 152055, 153060, 158162, 202740, 229590, 237243, 278059, 304110, 316324, 395405, 459180, 474486, 556118, 608220, 711729, 790810, 834177, 948972, 1112236, 1186215, 1390295, 1423458, 1581620, 1668354, 2372430, 2502531, 2780590, 2846916, 3336708, 3558645, 4170885, 4744860, 5005062, 5561180, 7117290, 8341770, 8619829, 10010124, 12512655, 14234580, 16683540, 17239658, 25025310, 25859487, 34479316, 43099145, 50050620, 51718974, 77578461, 86198290, 103437948, 129297435, 155156922, 172396580, 258594870, 310313844, 387892305, 517189740, 775784610, 1551569220]

約数ペア:

[(1, 1551569220), (2, 775784610), (3, 517189740), (4, 387892305), (5, 310313844), (6, 258594870), (9, 172396580), (10, 155156922), (12, 129297435), (15, 103437948), (18, 86198290), (20, 77578461), (30, 51718974), (31, 50050620), (36, 43099145), (45, 34479316), (60, 25859487), (62, 25025310), (90, 17239658), (93, 16683540), (109, 14234580), (124, 12512655), (155, 10010124), (180, 8619829), (186, 8341770), (218, 7117290), (279, 5561180), (310, 5005062), (327, 4744860), (372, 4170885), (436, 3558645), (465, 3336708), (545, 2846916), (558, 2780590), (620, 2502531), (654, 2372430), (930, 1668354), (981, 1581620), (1090, 1423458), (1116, 1390295), (1308, 1186215), (1395, 1112236), (1635, 948972), (1860, 834177), (1962, 790810), (2180, 711729), (2551, 608220), (2790, 556118), (3270, 474486), (3379, 459180), (3924, 395405), (4905, 316324), (5102, 304110), (5580, 278059), (6540, 237243), (6758, 229590), (7653, 202740), (9810, 158162), (10137, 153060), (10204, 152055), (12755, 121644), (13516, 114795), (15306, 101370), (16895, 91836), (19620, 79081), (20274, 76530), (22959, 67580), (25510, 60822), (30411, 51020), (30612, 50685), (33790, 45918), (38265, 40548)]