15450000

素因数分解:

$2^4\times 3^1\times 5^5\times {\mathrm{103}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 50371776

約数和(自身を除く): 34921776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 103, 120, 125, 150, 200, 206, 240, 250, 300, 309, 375, 400, 412, 500, 515, 600, 618, 625, 750, 824, 1000, 1030, 1200, 1236, 1250, 1500, 1545, 1648, 1875, 2000, 2060, 2472, 2500, 2575, 3000, 3090, 3125, 3750, 4120, 4944, 5000, 5150, 6000, 6180, 6250, 7500, 7725, 8240, 9375, 10000, 10300, 12360, 12500, 12875, 15000, 15450, 18750, 20600, 24720, 25000, 25750, 30000, 30900, 37500, 38625, 41200, 50000, 51500, 61800, 64375, 75000, 77250, 103000, 123600, 128750, 150000, 154500, 193125, 206000, 257500, 309000, 321875, 386250, 515000, 618000, 643750, 772500, 965625, 1030000, 1287500, 1545000, 1931250, 2575000, 3090000, 3862500, 5150000, 7725000, 15450000]

約数ペア:

[(1, 15450000), (2, 7725000), (3, 5150000), (4, 3862500), (5, 3090000), (6, 2575000), (8, 1931250), (10, 1545000), (12, 1287500), (15, 1030000), (16, 965625), (20, 772500), (24, 643750), (25, 618000), (30, 515000), (40, 386250), (48, 321875), (50, 309000), (60, 257500), (75, 206000), (80, 193125), (100, 154500), (103, 150000), (120, 128750), (125, 123600), (150, 103000), (200, 77250), (206, 75000), (240, 64375), (250, 61800), (300, 51500), (309, 50000), (375, 41200), (400, 38625), (412, 37500), (500, 30900), (515, 30000), (600, 25750), (618, 25000), (625, 24720), (750, 20600), (824, 18750), (1000, 15450), (1030, 15000), (1200, 12875), (1236, 12500), (1250, 12360), (1500, 10300), (1545, 10000), (1648, 9375), (1875, 8240), (2000, 7725), (2060, 7500), (2472, 6250), (2500, 6180), (2575, 6000), (3000, 5150), (3090, 5000), (3125, 4944), (3750, 4120)]