30693400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^2\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 73940580

約数和(自身を除く): 43247180

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 83, 86, 100, 166, 172, 200, 215, 332, 344, 415, 430, 664, 830, 860, 1075, 1660, 1720, 1849, 2075, 2150, 3320, 3569, 3698, 4150, 4300, 7138, 7396, 8300, 8600, 9245, 14276, 14792, 16600, 17845, 18490, 28552, 35690, 36980, 46225, 71380, 73960, 89225, 92450, 142760, 153467, 178450, 184900, 306934, 356900, 369800, 613868, 713800, 767335, 1227736, 1534670, 3069340, 3836675, 6138680, 7673350, 15346700, 30693400]

約数ペア:

[(1, 30693400), (2, 15346700), (4, 7673350), (5, 6138680), (8, 3836675), (10, 3069340), (20, 1534670), (25, 1227736), (40, 767335), (43, 713800), (50, 613868), (83, 369800), (86, 356900), (100, 306934), (166, 184900), (172, 178450), (200, 153467), (215, 142760), (332, 92450), (344, 89225), (415, 73960), (430, 71380), (664, 46225), (830, 36980), (860, 35690), (1075, 28552), (1660, 18490), (1720, 17845), (1849, 16600), (2075, 14792), (2150, 14276), (3320, 9245), (3569, 8600), (3698, 8300), (4150, 7396), (4300, 7138)]