681000000

素因数分解:

$2^6\times 3^1\times 5^6\times {\mathrm{227}}^1$

素因数の和:272

約数の個数: 196

約数和(自身を含む): 2262158544

約数和(自身を除く): 1581158544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 227, 240, 250, 300, 320, 375, 400, 454, 480, 500, 600, 625, 681, 750, 800, 908, 960, 1000, 1135, 1200, 1250, 1362, 1500, 1600, 1816, 1875, 2000, 2270, 2400, 2500, 2724, 3000, 3125, 3405, 3632, 3750, 4000, 4540, 4800, 5000, 5448, 5675, 6000, 6250, 6810, 7264, 7500, 8000, 9080, 9375, 10000, 10896, 11350, 12000, 12500, 13620, 14528, 15000, 15625, 17025, 18160, 18750, 20000, 21792, 22700, 24000, 25000, 27240, 28375, 30000, 31250, 34050, 36320, 37500, 40000, 43584, 45400, 46875, 50000, 54480, 56750, 60000, 62500, 68100, 72640, 75000, 85125, 90800, 93750, 100000, 108960, 113500, 120000, 125000, 136200, 141875, 150000, 170250, 181600, 187500, 200000, 217920, 227000, 250000, 272400, 283750, 300000, 340500, 363200, 375000, 425625, 454000, 500000, 544800, 567500, 600000, 681000, 709375, 750000, 851250, 908000, 1000000, 1089600, 1135000, 1362000, 1418750, 1500000, 1702500, 1816000, 2128125, 2270000, 2724000, 2837500, 3000000, 3405000, 3546875, 4256250, 4540000, 5448000, 5675000, 6810000, 7093750, 8512500, 9080000, 10640625, 11350000, 13620000, 14187500, 17025000, 21281250, 22700000, 27240000, 28375000, 34050000, 42562500, 45400000, 56750000, 68100000, 85125000, 113500000, 136200000, 170250000, 227000000, 340500000, 681000000]

約数ペア:

[(1, 681000000), (2, 340500000), (3, 227000000), (4, 170250000), (5, 136200000), (6, 113500000), (8, 85125000), (10, 68100000), (12, 56750000), (15, 45400000), (16, 42562500), (20, 34050000), (24, 28375000), (25, 27240000), (30, 22700000), (32, 21281250), (40, 17025000), (48, 14187500), (50, 13620000), (60, 11350000), (64, 10640625), (75, 9080000), (80, 8512500), (96, 7093750), (100, 6810000), (120, 5675000), (125, 5448000), (150, 4540000), (160, 4256250), (192, 3546875), (200, 3405000), (227, 3000000), (240, 2837500), (250, 2724000), (300, 2270000), (320, 2128125), (375, 1816000), (400, 1702500), (454, 1500000), (480, 1418750), (500, 1362000), (600, 1135000), (625, 1089600), (681, 1000000), (750, 908000), (800, 851250), (908, 750000), (960, 709375), (1000, 681000), (1135, 600000), (1200, 567500), (1250, 544800), (1362, 500000), (1500, 454000), (1600, 425625), (1816, 375000), (1875, 363200), (2000, 340500), (2270, 300000), (2400, 283750), (2500, 272400), (2724, 250000), (3000, 227000), (3125, 217920), (3405, 200000), (3632, 187500), (3750, 181600), (4000, 170250), (4540, 150000), (4800, 141875), (5000, 136200), (5448, 125000), (5675, 120000), (6000, 113500), (6250, 108960), (6810, 100000), (7264, 93750), (7500, 90800), (8000, 85125), (9080, 75000), (9375, 72640), (10000, 68100), (10896, 62500), (11350, 60000), (12000, 56750), (12500, 54480), (13620, 50000), (14528, 46875), (15000, 45400), (15625, 43584), (17025, 40000), (18160, 37500), (18750, 36320), (20000, 34050), (21792, 31250), (22700, 30000), (24000, 28375), (25000, 27240)]