1098000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{61}}^1$

素因数の和:90

約数の個数: 120

約数和(自身を含む): 3897816

約数和(自身を除く): 2799816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 61, 72, 75, 80, 90, 100, 120, 122, 125, 144, 150, 180, 183, 200, 225, 240, 244, 250, 300, 305, 360, 366, 375, 400, 450, 488, 500, 549, 600, 610, 720, 732, 750, 900, 915, 976, 1000, 1098, 1125, 1200, 1220, 1464, 1500, 1525, 1800, 1830, 2000, 2196, 2250, 2440, 2745, 2928, 3000, 3050, 3600, 3660, 4392, 4500, 4575, 4880, 5490, 6000, 6100, 7320, 7625, 8784, 9000, 9150, 10980, 12200, 13725, 14640, 15250, 18000, 18300, 21960, 22875, 24400, 27450, 30500, 36600, 43920, 45750, 54900, 61000, 68625, 73200, 91500, 109800, 122000, 137250, 183000, 219600, 274500, 366000, 549000, 1098000]

約数ペア:

[(1, 1098000), (2, 549000), (3, 366000), (4, 274500), (5, 219600), (6, 183000), (8, 137250), (9, 122000), (10, 109800), (12, 91500), (15, 73200), (16, 68625), (18, 61000), (20, 54900), (24, 45750), (25, 43920), (30, 36600), (36, 30500), (40, 27450), (45, 24400), (48, 22875), (50, 21960), (60, 18300), (61, 18000), (72, 15250), (75, 14640), (80, 13725), (90, 12200), (100, 10980), (120, 9150), (122, 9000), (125, 8784), (144, 7625), (150, 7320), (180, 6100), (183, 6000), (200, 5490), (225, 4880), (240, 4575), (244, 4500), (250, 4392), (300, 3660), (305, 3600), (360, 3050), (366, 3000), (375, 2928), (400, 2745), (450, 2440), (488, 2250), (500, 2196), (549, 2000), (600, 1830), (610, 1800), (720, 1525), (732, 1500), (750, 1464), (900, 1220), (915, 1200), (976, 1125), (1000, 1098)]