21195000

素因数分解:

$2^3\times 3^3\times 5^4\times {\mathrm{157}}^1$

素因数の和:192

約数の個数: 160

約数和(自身を含む): 74038800

約数和(自身を除く): 52843800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 125, 135, 150, 157, 180, 200, 216, 225, 250, 270, 300, 314, 360, 375, 450, 471, 500, 540, 600, 625, 628, 675, 750, 785, 900, 942, 1000, 1080, 1125, 1250, 1256, 1350, 1413, 1500, 1570, 1800, 1875, 1884, 2250, 2355, 2500, 2700, 2826, 3000, 3140, 3375, 3750, 3768, 3925, 4239, 4500, 4710, 5000, 5400, 5625, 5652, 6280, 6750, 7065, 7500, 7850, 8478, 9000, 9420, 11250, 11304, 11775, 13500, 14130, 15000, 15700, 16875, 16956, 18840, 19625, 21195, 22500, 23550, 27000, 28260, 31400, 33750, 33912, 35325, 39250, 42390, 45000, 47100, 56520, 58875, 67500, 70650, 78500, 84780, 94200, 98125, 105975, 117750, 135000, 141300, 157000, 169560, 176625, 196250, 211950, 235500, 282600, 294375, 353250, 392500, 423900, 471000, 529875, 588750, 706500, 785000, 847800, 883125, 1059750, 1177500, 1413000, 1766250, 2119500, 2355000, 2649375, 3532500, 4239000, 5298750, 7065000, 10597500, 21195000]

約数ペア:

[(1, 21195000), (2, 10597500), (3, 7065000), (4, 5298750), (5, 4239000), (6, 3532500), (8, 2649375), (9, 2355000), (10, 2119500), (12, 1766250), (15, 1413000), (18, 1177500), (20, 1059750), (24, 883125), (25, 847800), (27, 785000), (30, 706500), (36, 588750), (40, 529875), (45, 471000), (50, 423900), (54, 392500), (60, 353250), (72, 294375), (75, 282600), (90, 235500), (100, 211950), (108, 196250), (120, 176625), (125, 169560), (135, 157000), (150, 141300), (157, 135000), (180, 117750), (200, 105975), (216, 98125), (225, 94200), (250, 84780), (270, 78500), (300, 70650), (314, 67500), (360, 58875), (375, 56520), (450, 47100), (471, 45000), (500, 42390), (540, 39250), (600, 35325), (625, 33912), (628, 33750), (675, 31400), (750, 28260), (785, 27000), (900, 23550), (942, 22500), (1000, 21195), (1080, 19625), (1125, 18840), (1250, 16956), (1256, 16875), (1350, 15700), (1413, 15000), (1500, 14130), (1570, 13500), (1800, 11775), (1875, 11304), (1884, 11250), (2250, 9420), (2355, 9000), (2500, 8478), (2700, 7850), (2826, 7500), (3000, 7065), (3140, 6750), (3375, 6280), (3750, 5652), (3768, 5625), (3925, 5400), (4239, 5000), (4500, 4710)]