81615360

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{10627}}^1$

素因数の和:10653

約数の個数: 80

約数和(自身を含む): 260938656

約数和(自身を除く): 179323296

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, 1920, 2560, 3840, 7680, 10627, 21254, 31881, 42508, 53135, 63762, 85016, 106270, 127524, 159405, 170032, 212540, 255048, 318810, 340064, 425080, 510096, 637620, 680128, 850160, 1020192, 1275240, 1360256, 1700320, 2040384, 2550480, 2720512, 3400640, 4080768, 5100960, 5441024, 6801280, 8161536, 10201920, 13602560, 16323072, 20403840, 27205120, 40807680, 81615360]

約数ペア:

[(1, 81615360), (2, 40807680), (3, 27205120), (4, 20403840), (5, 16323072), (6, 13602560), (8, 10201920), (10, 8161536), (12, 6801280), (15, 5441024), (16, 5100960), (20, 4080768), (24, 3400640), (30, 2720512), (32, 2550480), (40, 2040384), (48, 1700320), (60, 1360256), (64, 1275240), (80, 1020192), (96, 850160), (120, 680128), (128, 637620), (160, 510096), (192, 425080), (240, 340064), (256, 318810), (320, 255048), (384, 212540), (480, 170032), (512, 159405), (640, 127524), (768, 106270), (960, 85016), (1280, 63762), (1536, 53135), (1920, 42508), (2560, 31881), (3840, 21254), (7680, 10627)]