663000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:54

約数の個数: 128

約数和(自身を含む): 2358720

約数和(自身を除く): 1695720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 125, 130, 136, 150, 156, 170, 195, 200, 204, 221, 250, 255, 260, 300, 312, 325, 340, 375, 390, 408, 425, 442, 500, 510, 520, 600, 650, 663, 680, 750, 780, 850, 884, 975, 1000, 1020, 1105, 1275, 1300, 1326, 1500, 1560, 1625, 1700, 1768, 1950, 2040, 2125, 2210, 2550, 2600, 2652, 3000, 3250, 3315, 3400, 3900, 4250, 4420, 4875, 5100, 5304, 5525, 6375, 6500, 6630, 7800, 8500, 8840, 9750, 10200, 11050, 12750, 13000, 13260, 16575, 17000, 19500, 22100, 25500, 26520, 27625, 33150, 39000, 44200, 51000, 55250, 66300, 82875, 110500, 132600, 165750, 221000, 331500, 663000]

約数ペア:

[(1, 663000), (2, 331500), (3, 221000), (4, 165750), (5, 132600), (6, 110500), (8, 82875), (10, 66300), (12, 55250), (13, 51000), (15, 44200), (17, 39000), (20, 33150), (24, 27625), (25, 26520), (26, 25500), (30, 22100), (34, 19500), (39, 17000), (40, 16575), (50, 13260), (51, 13000), (52, 12750), (60, 11050), (65, 10200), (68, 9750), (75, 8840), (78, 8500), (85, 7800), (100, 6630), (102, 6500), (104, 6375), (120, 5525), (125, 5304), (130, 5100), (136, 4875), (150, 4420), (156, 4250), (170, 3900), (195, 3400), (200, 3315), (204, 3250), (221, 3000), (250, 2652), (255, 2600), (260, 2550), (300, 2210), (312, 2125), (325, 2040), (340, 1950), (375, 1768), (390, 1700), (408, 1625), (425, 1560), (442, 1500), (500, 1326), (510, 1300), (520, 1275), (600, 1105), (650, 1020), (663, 1000), (680, 975), (750, 884), (780, 850)]