131132520

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{1499}}^1$

素因数の和:1531

約数の個数: 128

約数和(自身を含む): 442800000

約数和(自身を除く): 311667480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1499, 1620, 1944, 2187, 2430, 2916, 2998, 3240, 3645, 4374, 4497, 4860, 5832, 5996, 7290, 7495, 8748, 8994, 9720, 10935, 11992, 13491, 14580, 14990, 17496, 17988, 21870, 22485, 26982, 29160, 29980, 35976, 40473, 43740, 44970, 53964, 59960, 67455, 80946, 87480, 89940, 107928, 121419, 134910, 161892, 179880, 202365, 242838, 269820, 323784, 364257, 404730, 485676, 539640, 607095, 728514, 809460, 971352, 1092771, 1214190, 1457028, 1618920, 1821285, 2185542, 2428380, 2914056, 3278313, 3642570, 4371084, 4856760, 5463855, 6556626, 7285140, 8742168, 10927710, 13113252, 14570280, 16391565, 21855420, 26226504, 32783130, 43710840, 65566260, 131132520]

約数ペア:

[(1, 131132520), (2, 65566260), (3, 43710840), (4, 32783130), (5, 26226504), (6, 21855420), (8, 16391565), (9, 14570280), (10, 13113252), (12, 10927710), (15, 8742168), (18, 7285140), (20, 6556626), (24, 5463855), (27, 4856760), (30, 4371084), (36, 3642570), (40, 3278313), (45, 2914056), (54, 2428380), (60, 2185542), (72, 1821285), (81, 1618920), (90, 1457028), (108, 1214190), (120, 1092771), (135, 971352), (162, 809460), (180, 728514), (216, 607095), (243, 539640), (270, 485676), (324, 404730), (360, 364257), (405, 323784), (486, 269820), (540, 242838), (648, 202365), (729, 179880), (810, 161892), (972, 134910), (1080, 121419), (1215, 107928), (1458, 89940), (1499, 87480), (1620, 80946), (1944, 67455), (2187, 59960), (2430, 53964), (2916, 44970), (2998, 43740), (3240, 40473), (3645, 35976), (4374, 29980), (4497, 29160), (4860, 26982), (5832, 22485), (5996, 21870), (7290, 17988), (7495, 17496), (8748, 14990), (8994, 14580), (9720, 13491), (10935, 11992)]