81577920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84977}}^1$

素因数の和:84997

約数の個数: 56

約数和(自身を含む): 259012944

約数和(自身を除く): 177435024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84977, 169954, 254931, 339908, 424885, 509862, 679816, 849770, 1019724, 1274655, 1359632, 1699540, 2039448, 2549310, 2719264, 3399080, 4078896, 5098620, 5438528, 6798160, 8157792, 10197240, 13596320, 16315584, 20394480, 27192640, 40788960, 81577920]

約数ペア:

[(1, 81577920), (2, 40788960), (3, 27192640), (4, 20394480), (5, 16315584), (6, 13596320), (8, 10197240), (10, 8157792), (12, 6798160), (15, 5438528), (16, 5098620), (20, 4078896), (24, 3399080), (30, 2719264), (32, 2549310), (40, 2039448), (48, 1699540), (60, 1359632), (64, 1274655), (80, 1019724), (96, 849770), (120, 679816), (160, 509862), (192, 424885), (240, 339908), (320, 254931), (480, 169954), (960, 84977)]