18630000

素因数分解:

$2^4\times 3^4\times 5^4\times {\mathrm{23}}^1$

素因数の和:63

約数の個数: 250

約数和(自身を含む): 70308744

約数和(自身を除く): 51678744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 27, 30, 36, 40, 45, 46, 48, 50, 54, 60, 69, 72, 75, 80, 81, 90, 92, 100, 108, 115, 120, 125, 135, 138, 144, 150, 162, 180, 184, 200, 207, 216, 225, 230, 240, 250, 270, 276, 300, 324, 345, 360, 368, 375, 400, 405, 414, 432, 450, 460, 500, 540, 552, 575, 600, 621, 625, 648, 675, 690, 720, 750, 810, 828, 900, 920, 1000, 1035, 1080, 1104, 1125, 1150, 1200, 1242, 1250, 1296, 1350, 1380, 1500, 1620, 1656, 1725, 1800, 1840, 1863, 1875, 2000, 2025, 2070, 2160, 2250, 2300, 2484, 2500, 2700, 2760, 2875, 3000, 3105, 3240, 3312, 3375, 3450, 3600, 3726, 3750, 4050, 4140, 4500, 4600, 4968, 5000, 5175, 5400, 5520, 5625, 5750, 6000, 6210, 6480, 6750, 6900, 7452, 7500, 8100, 8280, 8625, 9000, 9200, 9315, 9936, 10000, 10125, 10350, 10800, 11250, 11500, 12420, 13500, 13800, 14375, 14904, 15000, 15525, 16200, 16560, 16875, 17250, 18000, 18630, 20250, 20700, 22500, 23000, 24840, 25875, 27000, 27600, 28750, 29808, 30000, 31050, 32400, 33750, 34500, 37260, 40500, 41400, 43125, 45000, 46000, 46575, 49680, 50625, 51750, 54000, 57500, 62100, 67500, 69000, 74520, 77625, 81000, 82800, 86250, 90000, 93150, 101250, 103500, 115000, 124200, 129375, 135000, 138000, 149040, 155250, 162000, 172500, 186300, 202500, 207000, 230000, 232875, 248400, 258750, 270000, 310500, 345000, 372600, 388125, 405000, 414000, 465750, 517500, 621000, 690000, 745200, 776250, 810000, 931500, 1035000, 1164375, 1242000, 1552500, 1863000, 2070000, 2328750, 3105000, 3726000, 4657500, 6210000, 9315000, 18630000]

約数ペア:

[(1, 18630000), (2, 9315000), (3, 6210000), (4, 4657500), (5, 3726000), (6, 3105000), (8, 2328750), (9, 2070000), (10, 1863000), (12, 1552500), (15, 1242000), (16, 1164375), (18, 1035000), (20, 931500), (23, 810000), (24, 776250), (25, 745200), (27, 690000), (30, 621000), (36, 517500), (40, 465750), (45, 414000), (46, 405000), (48, 388125), (50, 372600), (54, 345000), (60, 310500), (69, 270000), (72, 258750), (75, 248400), (80, 232875), (81, 230000), (90, 207000), (92, 202500), (100, 186300), (108, 172500), (115, 162000), (120, 155250), (125, 149040), (135, 138000), (138, 135000), (144, 129375), (150, 124200), (162, 115000), (180, 103500), (184, 101250), (200, 93150), (207, 90000), (216, 86250), (225, 82800), (230, 81000), (240, 77625), (250, 74520), (270, 69000), (276, 67500), (300, 62100), (324, 57500), (345, 54000), (360, 51750), (368, 50625), (375, 49680), (400, 46575), (405, 46000), (414, 45000), (432, 43125), (450, 41400), (460, 40500), (500, 37260), (540, 34500), (552, 33750), (575, 32400), (600, 31050), (621, 30000), (625, 29808), (648, 28750), (675, 27600), (690, 27000), (720, 25875), (750, 24840), (810, 23000), (828, 22500), (900, 20700), (920, 20250), (1000, 18630), (1035, 18000), (1080, 17250), (1104, 16875), (1125, 16560), (1150, 16200), (1200, 15525), (1242, 15000), (1250, 14904), (1296, 14375), (1350, 13800), (1380, 13500), (1500, 12420), (1620, 11500), (1656, 11250), (1725, 10800), (1800, 10350), (1840, 10125), (1863, 10000), (1875, 9936), (2000, 9315), (2025, 9200), (2070, 9000), (2160, 8625), (2250, 8280), (2300, 8100), (2484, 7500), (2500, 7452), (2700, 6900), (2760, 6750), (2875, 6480), (3000, 6210), (3105, 6000), (3240, 5750), (3312, 5625), (3375, 5520), (3450, 5400), (3600, 5175), (3726, 5000), (3750, 4968), (4050, 4600), (4140, 4500)]