82801920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{21563}}^1$

素因数の和:21587

約数の個数: 72

約数和(自身を含む): 264460896

約数和(自身を除く): 181658976

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 21563, 43126, 64689, 86252, 107815, 129378, 172504, 215630, 258756, 323445, 345008, 431260, 517512, 646890, 690016, 862520, 1035024, 1293780, 1380032, 1725040, 2070048, 2587560, 2760064, 3450080, 4140096, 5175120, 5520128, 6900160, 8280192, 10350240, 13800320, 16560384, 20700480, 27600640, 41400960, 82801920]

約数ペア:

[(1, 82801920), (2, 41400960), (3, 27600640), (4, 20700480), (5, 16560384), (6, 13800320), (8, 10350240), (10, 8280192), (12, 6900160), (15, 5520128), (16, 5175120), (20, 4140096), (24, 3450080), (30, 2760064), (32, 2587560), (40, 2070048), (48, 1725040), (60, 1380032), (64, 1293780), (80, 1035024), (96, 862520), (120, 690016), (128, 646890), (160, 517512), (192, 431260), (240, 345008), (256, 323445), (320, 258756), (384, 215630), (480, 172504), (640, 129378), (768, 107815), (960, 86252), (1280, 64689), (1920, 43126), (3840, 21563)]