129601800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 440680500

約数和(自身を除く): 311078700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 89, 90, 100, 120, 150, 178, 180, 200, 225, 267, 300, 356, 360, 445, 450, 534, 600, 712, 801, 809, 890, 900, 1068, 1335, 1602, 1618, 1780, 1800, 2136, 2225, 2427, 2670, 3204, 3236, 3560, 4005, 4045, 4450, 4854, 5340, 6408, 6472, 6675, 7281, 8010, 8090, 8900, 9708, 10680, 12135, 13350, 14562, 16020, 16180, 17800, 19416, 20025, 20225, 24270, 26700, 29124, 32040, 32360, 36405, 40050, 40450, 48540, 53400, 58248, 60675, 72001, 72810, 80100, 80900, 97080, 121350, 144002, 145620, 160200, 161800, 182025, 216003, 242700, 288004, 291240, 360005, 364050, 432006, 485400, 576008, 648009, 720010, 728100, 864012, 1080015, 1296018, 1440020, 1456200, 1728024, 1800025, 2160030, 2592036, 2880040, 3240045, 3600050, 4320060, 5184072, 5400075, 6480090, 7200100, 8640120, 10800150, 12960180, 14400200, 16200225, 21600300, 25920360, 32400450, 43200600, 64800900, 129601800]

約数ペア:

[(1, 129601800), (2, 64800900), (3, 43200600), (4, 32400450), (5, 25920360), (6, 21600300), (8, 16200225), (9, 14400200), (10, 12960180), (12, 10800150), (15, 8640120), (18, 7200100), (20, 6480090), (24, 5400075), (25, 5184072), (30, 4320060), (36, 3600050), (40, 3240045), (45, 2880040), (50, 2592036), (60, 2160030), (72, 1800025), (75, 1728024), (89, 1456200), (90, 1440020), (100, 1296018), (120, 1080015), (150, 864012), (178, 728100), (180, 720010), (200, 648009), (225, 576008), (267, 485400), (300, 432006), (356, 364050), (360, 360005), (445, 291240), (450, 288004), (534, 242700), (600, 216003), (712, 182025), (801, 161800), (809, 160200), (890, 145620), (900, 144002), (1068, 121350), (1335, 97080), (1602, 80900), (1618, 80100), (1780, 72810), (1800, 72001), (2136, 60675), (2225, 58248), (2427, 53400), (2670, 48540), (3204, 40450), (3236, 40050), (3560, 36405), (4005, 32360), (4045, 32040), (4450, 29124), (4854, 26700), (5340, 24270), (6408, 20225), (6472, 20025), (6675, 19416), (7281, 17800), (8010, 16180), (8090, 16020), (8900, 14562), (9708, 13350), (10680, 12135)]