639000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{71}}^1$

素因数の和:98

約数の個数: 96

約数和(自身を含む): 2190240

約数和(自身を除く): 1551240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 71, 72, 75, 90, 100, 120, 125, 142, 150, 180, 200, 213, 225, 250, 284, 300, 355, 360, 375, 426, 450, 500, 568, 600, 639, 710, 750, 852, 900, 1000, 1065, 1125, 1278, 1420, 1500, 1704, 1775, 1800, 2130, 2250, 2556, 2840, 3000, 3195, 3550, 4260, 4500, 5112, 5325, 6390, 7100, 8520, 8875, 9000, 10650, 12780, 14200, 15975, 17750, 21300, 25560, 26625, 31950, 35500, 42600, 53250, 63900, 71000, 79875, 106500, 127800, 159750, 213000, 319500, 639000]

約数ペア:

[(1, 639000), (2, 319500), (3, 213000), (4, 159750), (5, 127800), (6, 106500), (8, 79875), (9, 71000), (10, 63900), (12, 53250), (15, 42600), (18, 35500), (20, 31950), (24, 26625), (25, 25560), (30, 21300), (36, 17750), (40, 15975), (45, 14200), (50, 12780), (60, 10650), (71, 9000), (72, 8875), (75, 8520), (90, 7100), (100, 6390), (120, 5325), (125, 5112), (142, 4500), (150, 4260), (180, 3550), (200, 3195), (213, 3000), (225, 2840), (250, 2556), (284, 2250), (300, 2130), (355, 1800), (360, 1775), (375, 1704), (426, 1500), (450, 1420), (500, 1278), (568, 1125), (600, 1065), (639, 1000), (710, 900), (750, 852)]