12817920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{1669}}^1$

素因数の和:1695

約数の個数: 80

約数和(自身を含む): 41001840

約数和(自身を除く): 28183920

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, 512, 640, 768, 960, 1280, 1536, 1669, 1920, 2560, 3338, 3840, 5007, 6676, 7680, 8345, 10014, 13352, 16690, 20028, 25035, 26704, 33380, 40056, 50070, 53408, 66760, 80112, 100140, 106816, 133520, 160224, 200280, 213632, 267040, 320448, 400560, 427264, 534080, 640896, 801120, 854528, 1068160, 1281792, 1602240, 2136320, 2563584, 3204480, 4272640, 6408960, 12817920]

約数ペア:

[(1, 12817920), (2, 6408960), (3, 4272640), (4, 3204480), (5, 2563584), (6, 2136320), (8, 1602240), (10, 1281792), (12, 1068160), (15, 854528), (16, 801120), (20, 640896), (24, 534080), (30, 427264), (32, 400560), (40, 320448), (48, 267040), (60, 213632), (64, 200280), (80, 160224), (96, 133520), (120, 106816), (128, 100140), (160, 80112), (192, 66760), (240, 53408), (256, 50070), (320, 40056), (384, 33380), (480, 26704), (512, 25035), (640, 20028), (768, 16690), (960, 13352), (1280, 10014), (1536, 8345), (1669, 7680), (1920, 6676), (2560, 5007), (3338, 3840)]