18127680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:864

約数の個数: 112

約数和(自身を含む): 60130944

約数和(自身を除く): 42003264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 821, 920, 960, 1104, 1380, 1472, 1642, 1840, 2208, 2463, 2760, 3284, 3680, 4105, 4416, 4926, 5520, 6568, 7360, 8210, 9852, 11040, 12315, 13136, 16420, 18883, 19704, 22080, 24630, 26272, 32840, 37766, 39408, 49260, 52544, 56649, 65680, 75532, 78816, 94415, 98520, 113298, 131360, 151064, 157632, 188830, 197040, 226596, 262720, 283245, 302128, 377660, 394080, 453192, 566490, 604256, 755320, 788160, 906384, 1132980, 1208512, 1510640, 1812768, 2265960, 3021280, 3625536, 4531920, 6042560, 9063840, 18127680]

約数ペア:

[(1, 18127680), (2, 9063840), (3, 6042560), (4, 4531920), (5, 3625536), (6, 3021280), (8, 2265960), (10, 1812768), (12, 1510640), (15, 1208512), (16, 1132980), (20, 906384), (23, 788160), (24, 755320), (30, 604256), (32, 566490), (40, 453192), (46, 394080), (48, 377660), (60, 302128), (64, 283245), (69, 262720), (80, 226596), (92, 197040), (96, 188830), (115, 157632), (120, 151064), (138, 131360), (160, 113298), (184, 98520), (192, 94415), (230, 78816), (240, 75532), (276, 65680), (320, 56649), (345, 52544), (368, 49260), (460, 39408), (480, 37766), (552, 32840), (690, 26272), (736, 24630), (821, 22080), (920, 19704), (960, 18883), (1104, 16420), (1380, 13136), (1472, 12315), (1642, 11040), (1840, 9852), (2208, 8210), (2463, 7360), (2760, 6568), (3284, 5520), (3680, 4926), (4105, 4416)]