15189000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 48746880

約数和(自身を除く): 33557880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 61, 75, 83, 100, 120, 122, 125, 150, 166, 183, 200, 244, 249, 250, 300, 305, 332, 366, 375, 415, 488, 498, 500, 600, 610, 664, 732, 750, 830, 915, 996, 1000, 1220, 1245, 1464, 1500, 1525, 1660, 1830, 1992, 2075, 2440, 2490, 3000, 3050, 3320, 3660, 4150, 4575, 4980, 5063, 6100, 6225, 7320, 7625, 8300, 9150, 9960, 10126, 10375, 12200, 12450, 15189, 15250, 16600, 18300, 20252, 20750, 22875, 24900, 25315, 30378, 30500, 31125, 36600, 40504, 41500, 45750, 49800, 50630, 60756, 61000, 62250, 75945, 83000, 91500, 101260, 121512, 124500, 126575, 151890, 183000, 202520, 249000, 253150, 303780, 379725, 506300, 607560, 632875, 759450, 1012600, 1265750, 1518900, 1898625, 2531500, 3037800, 3797250, 5063000, 7594500, 15189000]

約数ペア:

[(1, 15189000), (2, 7594500), (3, 5063000), (4, 3797250), (5, 3037800), (6, 2531500), (8, 1898625), (10, 1518900), (12, 1265750), (15, 1012600), (20, 759450), (24, 632875), (25, 607560), (30, 506300), (40, 379725), (50, 303780), (60, 253150), (61, 249000), (75, 202520), (83, 183000), (100, 151890), (120, 126575), (122, 124500), (125, 121512), (150, 101260), (166, 91500), (183, 83000), (200, 75945), (244, 62250), (249, 61000), (250, 60756), (300, 50630), (305, 49800), (332, 45750), (366, 41500), (375, 40504), (415, 36600), (488, 31125), (498, 30500), (500, 30378), (600, 25315), (610, 24900), (664, 22875), (732, 20750), (750, 20252), (830, 18300), (915, 16600), (996, 15250), (1000, 15189), (1220, 12450), (1245, 12200), (1464, 10375), (1500, 10126), (1525, 9960), (1660, 9150), (1830, 8300), (1992, 7625), (2075, 7320), (2440, 6225), (2490, 6100), (3000, 5063), (3050, 4980), (3320, 4575), (3660, 4150)]