19479000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 62599680

約数和(自身を除く): 43120680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 151, 172, 200, 215, 250, 258, 300, 302, 344, 375, 430, 453, 500, 516, 600, 604, 645, 750, 755, 860, 906, 1000, 1032, 1075, 1208, 1290, 1500, 1510, 1720, 1812, 2150, 2265, 2580, 3000, 3020, 3225, 3624, 3775, 4300, 4530, 5160, 5375, 6040, 6450, 6493, 7550, 8600, 9060, 10750, 11325, 12900, 12986, 15100, 16125, 18120, 18875, 19479, 21500, 22650, 25800, 25972, 30200, 32250, 32465, 37750, 38958, 43000, 45300, 51944, 56625, 64500, 64930, 75500, 77916, 90600, 97395, 113250, 129000, 129860, 151000, 155832, 162325, 194790, 226500, 259720, 324650, 389580, 453000, 486975, 649300, 779160, 811625, 973950, 1298600, 1623250, 1947900, 2434875, 3246500, 3895800, 4869750, 6493000, 9739500, 19479000]

約数ペア:

[(1, 19479000), (2, 9739500), (3, 6493000), (4, 4869750), (5, 3895800), (6, 3246500), (8, 2434875), (10, 1947900), (12, 1623250), (15, 1298600), (20, 973950), (24, 811625), (25, 779160), (30, 649300), (40, 486975), (43, 453000), (50, 389580), (60, 324650), (75, 259720), (86, 226500), (100, 194790), (120, 162325), (125, 155832), (129, 151000), (150, 129860), (151, 129000), (172, 113250), (200, 97395), (215, 90600), (250, 77916), (258, 75500), (300, 64930), (302, 64500), (344, 56625), (375, 51944), (430, 45300), (453, 43000), (500, 38958), (516, 37750), (600, 32465), (604, 32250), (645, 30200), (750, 25972), (755, 25800), (860, 22650), (906, 21500), (1000, 19479), (1032, 18875), (1075, 18120), (1208, 16125), (1290, 15100), (1500, 12986), (1510, 12900), (1720, 11325), (1812, 10750), (2150, 9060), (2265, 8600), (2580, 7550), (3000, 6493), (3020, 6450), (3225, 6040), (3624, 5375), (3775, 5160), (4300, 4530)]