128066580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 408844800

約数和(自身を除く): 280778220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 59, 60, 62, 90, 93, 118, 124, 155, 177, 180, 186, 236, 279, 295, 310, 354, 372, 389, 465, 531, 558, 590, 620, 708, 778, 885, 930, 1062, 1116, 1167, 1180, 1395, 1556, 1770, 1829, 1860, 1945, 2124, 2334, 2655, 2790, 3501, 3540, 3658, 3890, 4668, 5310, 5487, 5580, 5835, 7002, 7316, 7780, 9145, 10620, 10974, 11670, 12059, 14004, 16461, 17505, 18290, 21948, 22951, 23340, 24118, 27435, 32922, 35010, 36177, 36580, 45902, 48236, 54870, 60295, 65844, 68853, 70020, 72354, 82305, 91804, 108531, 109740, 114755, 120590, 137706, 144708, 164610, 180885, 206559, 217062, 229510, 241180, 275412, 329220, 344265, 361770, 413118, 434124, 459020, 542655, 688530, 711481, 723540, 826236, 1032795, 1085310, 1377060, 1422962, 2065590, 2134443, 2170620, 2845924, 3557405, 4131180, 4268886, 6403329, 7114810, 8537772, 10672215, 12806658, 14229620, 21344430, 25613316, 32016645, 42688860, 64033290, 128066580]

約数ペア:

[(1, 128066580), (2, 64033290), (3, 42688860), (4, 32016645), (5, 25613316), (6, 21344430), (9, 14229620), (10, 12806658), (12, 10672215), (15, 8537772), (18, 7114810), (20, 6403329), (30, 4268886), (31, 4131180), (36, 3557405), (45, 2845924), (59, 2170620), (60, 2134443), (62, 2065590), (90, 1422962), (93, 1377060), (118, 1085310), (124, 1032795), (155, 826236), (177, 723540), (180, 711481), (186, 688530), (236, 542655), (279, 459020), (295, 434124), (310, 413118), (354, 361770), (372, 344265), (389, 329220), (465, 275412), (531, 241180), (558, 229510), (590, 217062), (620, 206559), (708, 180885), (778, 164610), (885, 144708), (930, 137706), (1062, 120590), (1116, 114755), (1167, 109740), (1180, 108531), (1395, 91804), (1556, 82305), (1770, 72354), (1829, 70020), (1860, 68853), (1945, 65844), (2124, 60295), (2334, 54870), (2655, 48236), (2790, 45902), (3501, 36580), (3540, 36177), (3658, 35010), (3890, 32922), (4668, 27435), (5310, 24118), (5487, 23340), (5580, 22951), (5835, 21948), (7002, 18290), (7316, 17505), (7780, 16461), (9145, 14004), (10620, 12059), (10974, 11670)]