1320287400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31891}}^1$

素因数の和:31936

約数の個数: 144

約数和(自身を含む): 4626891360

約数和(自身を除く): 3306603960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 60, 69, 72, 75, 90, 92, 100, 115, 120, 138, 150, 180, 184, 200, 207, 225, 230, 276, 300, 345, 360, 414, 450, 460, 552, 575, 600, 690, 828, 900, 920, 1035, 1150, 1380, 1656, 1725, 1800, 2070, 2300, 2760, 3450, 4140, 4600, 5175, 6900, 8280, 10350, 13800, 20700, 31891, 41400, 63782, 95673, 127564, 159455, 191346, 255128, 287019, 318910, 382692, 478365, 574038, 637820, 733493, 765384, 797275, 956730, 1148076, 1275640, 1435095, 1466986, 1594550, 1913460, 2200479, 2296152, 2391825, 2870190, 2933972, 3189100, 3667465, 3826920, 4400958, 4783650, 5740380, 5867944, 6378200, 6601437, 7175475, 7334930, 8801916, 9567300, 11002395, 11480760, 13202874, 14350950, 14669860, 17603832, 18337325, 19134600, 22004790, 26405748, 28701900, 29339720, 33007185, 36674650, 44009580, 52811496, 55011975, 57403800, 66014370, 73349300, 88019160, 110023950, 132028740, 146698600, 165035925, 220047900, 264057480, 330071850, 440095800, 660143700, 1320287400]

約数ペア:

[(1, 1320287400), (2, 660143700), (3, 440095800), (4, 330071850), (5, 264057480), (6, 220047900), (8, 165035925), (9, 146698600), (10, 132028740), (12, 110023950), (15, 88019160), (18, 73349300), (20, 66014370), (23, 57403800), (24, 55011975), (25, 52811496), (30, 44009580), (36, 36674650), (40, 33007185), (45, 29339720), (46, 28701900), (50, 26405748), (60, 22004790), (69, 19134600), (72, 18337325), (75, 17603832), (90, 14669860), (92, 14350950), (100, 13202874), (115, 11480760), (120, 11002395), (138, 9567300), (150, 8801916), (180, 7334930), (184, 7175475), (200, 6601437), (207, 6378200), (225, 5867944), (230, 5740380), (276, 4783650), (300, 4400958), (345, 3826920), (360, 3667465), (414, 3189100), (450, 2933972), (460, 2870190), (552, 2391825), (575, 2296152), (600, 2200479), (690, 1913460), (828, 1594550), (900, 1466986), (920, 1435095), (1035, 1275640), (1150, 1148076), (1380, 956730), (1656, 797275), (1725, 765384), (1800, 733493), (2070, 637820), (2300, 574038), (2760, 478365), (3450, 382692), (4140, 318910), (4600, 287019), (5175, 255128), (6900, 191346), (8280, 159455), (10350, 127564), (13800, 95673), (20700, 63782), (31891, 41400)]