81477888

素因数分解:

$2^8\times 3^1\times {\mathrm{277}}^1\times {\mathrm{383}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 218201088

約数和(自身を除く): 136723200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 277, 383, 384, 554, 766, 768, 831, 1108, 1149, 1532, 1662, 2216, 2298, 3064, 3324, 4432, 4596, 6128, 6648, 8864, 9192, 12256, 13296, 17728, 18384, 24512, 26592, 35456, 36768, 49024, 53184, 70912, 73536, 98048, 106091, 106368, 147072, 212182, 212736, 294144, 318273, 424364, 636546, 848728, 1273092, 1697456, 2546184, 3394912, 5092368, 6789824, 10184736, 13579648, 20369472, 27159296, 40738944, 81477888]

約数ペア:

[(1, 81477888), (2, 40738944), (3, 27159296), (4, 20369472), (6, 13579648), (8, 10184736), (12, 6789824), (16, 5092368), (24, 3394912), (32, 2546184), (48, 1697456), (64, 1273092), (96, 848728), (128, 636546), (192, 424364), (256, 318273), (277, 294144), (383, 212736), (384, 212182), (554, 147072), (766, 106368), (768, 106091), (831, 98048), (1108, 73536), (1149, 70912), (1532, 53184), (1662, 49024), (2216, 36768), (2298, 35456), (3064, 26592), (3324, 24512), (4432, 18384), (4596, 17728), (6128, 13296), (6648, 12256), (8864, 9192)]