4081920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{1063}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 13048896

約数和(自身を除く): 8966976

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, 1063, 1280, 1920, 2126, 3189, 3840, 4252, 5315, 6378, 8504, 10630, 12756, 15945, 17008, 21260, 25512, 31890, 34016, 42520, 51024, 63780, 68032, 85040, 102048, 127560, 136064, 170080, 204096, 255120, 272128, 340160, 408192, 510240, 680320, 816384, 1020480, 1360640, 2040960, 4081920]

約数ペア:

[(1, 4081920), (2, 2040960), (3, 1360640), (4, 1020480), (5, 816384), (6, 680320), (8, 510240), (10, 408192), (12, 340160), (15, 272128), (16, 255120), (20, 204096), (24, 170080), (30, 136064), (32, 127560), (40, 102048), (48, 85040), (60, 68032), (64, 63780), (80, 51024), (96, 42520), (120, 34016), (128, 31890), (160, 25512), (192, 21260), (240, 17008), (256, 15945), (320, 12756), (384, 10630), (480, 8504), (640, 6378), (768, 5315), (960, 4252), (1063, 3840), (1280, 3189), (1920, 2126)]