18318000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 61281792

約数和(自身を除く): 42963792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 71, 75, 80, 86, 100, 120, 125, 129, 142, 150, 172, 200, 213, 215, 240, 250, 258, 284, 300, 344, 355, 375, 400, 426, 430, 500, 516, 568, 600, 645, 688, 710, 750, 852, 860, 1000, 1032, 1065, 1075, 1136, 1200, 1290, 1420, 1500, 1704, 1720, 1775, 2000, 2064, 2130, 2150, 2580, 2840, 3000, 3053, 3225, 3408, 3440, 3550, 4260, 4300, 5160, 5325, 5375, 5680, 6000, 6106, 6450, 7100, 8520, 8600, 8875, 9159, 10320, 10650, 10750, 12212, 12900, 14200, 15265, 16125, 17040, 17200, 17750, 18318, 21300, 21500, 24424, 25800, 26625, 28400, 30530, 32250, 35500, 36636, 42600, 43000, 45795, 48848, 51600, 53250, 61060, 64500, 71000, 73272, 76325, 85200, 86000, 91590, 106500, 122120, 129000, 142000, 146544, 152650, 183180, 213000, 228975, 244240, 258000, 305300, 366360, 381625, 426000, 457950, 610600, 732720, 763250, 915900, 1144875, 1221200, 1526500, 1831800, 2289750, 3053000, 3663600, 4579500, 6106000, 9159000, 18318000]

約数ペア:

[(1, 18318000), (2, 9159000), (3, 6106000), (4, 4579500), (5, 3663600), (6, 3053000), (8, 2289750), (10, 1831800), (12, 1526500), (15, 1221200), (16, 1144875), (20, 915900), (24, 763250), (25, 732720), (30, 610600), (40, 457950), (43, 426000), (48, 381625), (50, 366360), (60, 305300), (71, 258000), (75, 244240), (80, 228975), (86, 213000), (100, 183180), (120, 152650), (125, 146544), (129, 142000), (142, 129000), (150, 122120), (172, 106500), (200, 91590), (213, 86000), (215, 85200), (240, 76325), (250, 73272), (258, 71000), (284, 64500), (300, 61060), (344, 53250), (355, 51600), (375, 48848), (400, 45795), (426, 43000), (430, 42600), (500, 36636), (516, 35500), (568, 32250), (600, 30530), (645, 28400), (688, 26625), (710, 25800), (750, 24424), (852, 21500), (860, 21300), (1000, 18318), (1032, 17750), (1065, 17200), (1075, 17040), (1136, 16125), (1200, 15265), (1290, 14200), (1420, 12900), (1500, 12212), (1704, 10750), (1720, 10650), (1775, 10320), (2000, 9159), (2064, 8875), (2130, 8600), (2150, 8520), (2580, 7100), (2840, 6450), (3000, 6106), (3053, 6000), (3225, 5680), (3408, 5375), (3440, 5325), (3550, 5160), (4260, 4300)]