128766780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{613}}^1$

素因数の和:1020

約数の個数: 96

約数和(自身を含む): 402292800

約数和(自身を除く): 273526020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 389, 540, 613, 778, 1167, 1226, 1556, 1839, 1945, 2334, 2452, 3065, 3501, 3678, 3890, 4668, 5517, 5835, 6130, 7002, 7356, 7780, 9195, 10503, 11034, 11670, 12260, 14004, 16551, 17505, 18390, 21006, 22068, 23340, 27585, 33102, 35010, 36780, 42012, 52515, 55170, 66204, 70020, 82755, 105030, 110340, 165510, 210060, 238457, 331020, 476914, 715371, 953828, 1192285, 1430742, 2146113, 2384570, 2861484, 3576855, 4292226, 4769140, 6438339, 7153710, 8584452, 10730565, 12876678, 14307420, 21461130, 25753356, 32191695, 42922260, 64383390, 128766780]

約数ペア:

[(1, 128766780), (2, 64383390), (3, 42922260), (4, 32191695), (5, 25753356), (6, 21461130), (9, 14307420), (10, 12876678), (12, 10730565), (15, 8584452), (18, 7153710), (20, 6438339), (27, 4769140), (30, 4292226), (36, 3576855), (45, 2861484), (54, 2384570), (60, 2146113), (90, 1430742), (108, 1192285), (135, 953828), (180, 715371), (270, 476914), (389, 331020), (540, 238457), (613, 210060), (778, 165510), (1167, 110340), (1226, 105030), (1556, 82755), (1839, 70020), (1945, 66204), (2334, 55170), (2452, 52515), (3065, 42012), (3501, 36780), (3678, 35010), (3890, 33102), (4668, 27585), (5517, 23340), (5835, 22068), (6130, 21006), (7002, 18390), (7356, 17505), (7780, 16551), (9195, 14004), (10503, 12260), (11034, 11670)]