72808800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1319}}^1$

素因数の和:1365

約数の個数: 144

約数和(自身を含む): 247484160

約数和(自身を除く): 174675360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 69, 75, 80, 92, 96, 100, 115, 120, 138, 150, 160, 184, 200, 230, 240, 276, 300, 345, 368, 400, 460, 480, 552, 575, 600, 690, 736, 800, 920, 1104, 1150, 1200, 1319, 1380, 1725, 1840, 2208, 2300, 2400, 2638, 2760, 3450, 3680, 3957, 4600, 5276, 5520, 6595, 6900, 7914, 9200, 10552, 11040, 13190, 13800, 15828, 18400, 19785, 21104, 26380, 27600, 30337, 31656, 32975, 39570, 42208, 52760, 55200, 60674, 63312, 65950, 79140, 91011, 98925, 105520, 121348, 126624, 131900, 151685, 158280, 182022, 197850, 211040, 242696, 263800, 303370, 316560, 364044, 395700, 455055, 485392, 527600, 606740, 633120, 728088, 758425, 791400, 910110, 970784, 1055200, 1213480, 1456176, 1516850, 1582800, 1820220, 2275275, 2426960, 2912352, 3033700, 3165600, 3640440, 4550550, 4853920, 6067400, 7280880, 9101100, 12134800, 14561760, 18202200, 24269600, 36404400, 72808800]

約数ペア:

[(1, 72808800), (2, 36404400), (3, 24269600), (4, 18202200), (5, 14561760), (6, 12134800), (8, 9101100), (10, 7280880), (12, 6067400), (15, 4853920), (16, 4550550), (20, 3640440), (23, 3165600), (24, 3033700), (25, 2912352), (30, 2426960), (32, 2275275), (40, 1820220), (46, 1582800), (48, 1516850), (50, 1456176), (60, 1213480), (69, 1055200), (75, 970784), (80, 910110), (92, 791400), (96, 758425), (100, 728088), (115, 633120), (120, 606740), (138, 527600), (150, 485392), (160, 455055), (184, 395700), (200, 364044), (230, 316560), (240, 303370), (276, 263800), (300, 242696), (345, 211040), (368, 197850), (400, 182022), (460, 158280), (480, 151685), (552, 131900), (575, 126624), (600, 121348), (690, 105520), (736, 98925), (800, 91011), (920, 79140), (1104, 65950), (1150, 63312), (1200, 60674), (1319, 55200), (1380, 52760), (1725, 42208), (1840, 39570), (2208, 32975), (2300, 31656), (2400, 30337), (2638, 27600), (2760, 26380), (3450, 21104), (3680, 19785), (3957, 18400), (4600, 15828), (5276, 13800), (5520, 13190), (6595, 11040), (6900, 10552), (7914, 9200)]