66798480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39761}}^1$

素因数の和:39784

約数の個数: 80

約数和(自身を含む): 236663424

約数和(自身を除く): 169864944

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, 39761, 79522, 119283, 159044, 198805, 238566, 278327, 318088, 397610, 477132, 556654, 596415, 636176, 795220, 834981, 954264, 1113308, 1192830, 1391635, 1590440, 1669962, 1908528, 2226616, 2385660, 2783270, 3180880, 3339924, 4174905, 4453232, 4771320, 5566540, 6679848, 8349810, 9542640, 11133080, 13359696, 16699620, 22266160, 33399240, 66798480]

約数ペア:

[(1, 66798480), (2, 33399240), (3, 22266160), (4, 16699620), (5, 13359696), (6, 11133080), (7, 9542640), (8, 8349810), (10, 6679848), (12, 5566540), (14, 4771320), (15, 4453232), (16, 4174905), (20, 3339924), (21, 3180880), (24, 2783270), (28, 2385660), (30, 2226616), (35, 1908528), (40, 1669962), (42, 1590440), (48, 1391635), (56, 1192830), (60, 1113308), (70, 954264), (80, 834981), (84, 795220), (105, 636176), (112, 596415), (120, 556654), (140, 477132), (168, 397610), (210, 318088), (240, 278327), (280, 238566), (336, 198805), (420, 159044), (560, 119283), (840, 79522), (1680, 39761)]