135678480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{80761}}^1$

素因数の和:80784

約数の個数: 80

約数和(自身を含む): 480695424

約数和(自身を除く): 345016944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 80761, 161522, 242283, 323044, 403805, 484566, 565327, 646088, 807610, 969132, 1130654, 1211415, 1292176, 1615220, 1695981, 1938264, 2261308, 2422830, 2826635, 3230440, 3391962, 3876528, 4522616, 4845660, 5653270, 6460880, 6783924, 8479905, 9045232, 9691320, 11306540, 13567848, 16959810, 19382640, 22613080, 27135696, 33919620, 45226160, 67839240, 135678480]

約数ペア:

[(1, 135678480), (2, 67839240), (3, 45226160), (4, 33919620), (5, 27135696), (6, 22613080), (7, 19382640), (8, 16959810), (10, 13567848), (12, 11306540), (14, 9691320), (15, 9045232), (16, 8479905), (20, 6783924), (21, 6460880), (24, 5653270), (28, 4845660), (30, 4522616), (35, 3876528), (40, 3391962), (42, 3230440), (48, 2826635), (56, 2422830), (60, 2261308), (70, 1938264), (80, 1695981), (84, 1615220), (105, 1292176), (112, 1211415), (120, 1130654), (140, 969132), (168, 807610), (210, 646088), (240, 565327), (280, 484566), (336, 403805), (420, 323044), (560, 242283), (840, 161522), (1680, 80761)]