420966480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{159457}}^1$

素因数の和:159484

約数の個数: 80

約数和(自身を含む): 1423641024

約数和(自身を除く): 1002674544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 159457, 318914, 478371, 637828, 797285, 956742, 1275656, 1594570, 1754027, 1913484, 2391855, 2551312, 3189140, 3508054, 3826968, 4783710, 5262081, 6378280, 7016108, 7653936, 8770135, 9567420, 10524162, 12756560, 14032216, 17540270, 19134840, 21048324, 26310405, 28064432, 35080540, 38269680, 42096648, 52620810, 70161080, 84193296, 105241620, 140322160, 210483240, 420966480]

約数ペア:

[(1, 420966480), (2, 210483240), (3, 140322160), (4, 105241620), (5, 84193296), (6, 70161080), (8, 52620810), (10, 42096648), (11, 38269680), (12, 35080540), (15, 28064432), (16, 26310405), (20, 21048324), (22, 19134840), (24, 17540270), (30, 14032216), (33, 12756560), (40, 10524162), (44, 9567420), (48, 8770135), (55, 7653936), (60, 7016108), (66, 6378280), (80, 5262081), (88, 4783710), (110, 3826968), (120, 3508054), (132, 3189140), (165, 2551312), (176, 2391855), (220, 1913484), (240, 1754027), (264, 1594570), (330, 1275656), (440, 956742), (528, 797285), (660, 637828), (880, 478371), (1320, 318914), (2640, 159457)]