420777216

素因数分解:

$2^8\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1212

約数の個数: 108

約数和(自身を含む): 1221116260

約数和(自身を除く): 800339044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 181, 192, 256, 288, 362, 384, 543, 576, 724, 768, 1009, 1086, 1152, 1448, 1629, 2018, 2172, 2304, 2896, 3027, 3258, 4036, 4344, 5792, 6054, 6516, 8072, 8688, 9081, 11584, 12108, 13032, 16144, 17376, 18162, 23168, 24216, 26064, 32288, 34752, 36324, 46336, 48432, 52128, 64576, 69504, 72648, 96864, 104256, 129152, 139008, 145296, 182629, 193728, 208512, 258304, 290592, 365258, 387456, 417024, 547887, 581184, 730516, 774912, 1095774, 1162368, 1461032, 1643661, 2191548, 2324736, 2922064, 3287322, 4383096, 5844128, 6574644, 8766192, 11688256, 13149288, 17532384, 23376512, 26298576, 35064768, 46753024, 52597152, 70129536, 105194304, 140259072, 210388608, 420777216]

約数ペア:

[(1, 420777216), (2, 210388608), (3, 140259072), (4, 105194304), (6, 70129536), (8, 52597152), (9, 46753024), (12, 35064768), (16, 26298576), (18, 23376512), (24, 17532384), (32, 13149288), (36, 11688256), (48, 8766192), (64, 6574644), (72, 5844128), (96, 4383096), (128, 3287322), (144, 2922064), (181, 2324736), (192, 2191548), (256, 1643661), (288, 1461032), (362, 1162368), (384, 1095774), (543, 774912), (576, 730516), (724, 581184), (768, 547887), (1009, 417024), (1086, 387456), (1152, 365258), (1448, 290592), (1629, 258304), (2018, 208512), (2172, 193728), (2304, 182629), (2896, 145296), (3027, 139008), (3258, 129152), (4036, 104256), (4344, 96864), (5792, 72648), (6054, 69504), (6516, 64576), (8072, 52128), (8688, 48432), (9081, 46336), (11584, 36324), (12108, 34752), (13032, 32288), (16144, 26064), (17376, 24216), (18162, 23168)]