31212150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 82494720

約数和(自身を除く): 51282570

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 83, 109, 115, 138, 150, 166, 218, 230, 249, 327, 345, 415, 498, 545, 575, 654, 690, 830, 1090, 1150, 1245, 1635, 1725, 1909, 2075, 2490, 2507, 2725, 3270, 3450, 3818, 4150, 5014, 5450, 5727, 6225, 7521, 8175, 9047, 9545, 11454, 12450, 12535, 15042, 16350, 18094, 19090, 25070, 27141, 28635, 37605, 45235, 47725, 54282, 57270, 62675, 75210, 90470, 95450, 125350, 135705, 143175, 188025, 208081, 226175, 271410, 286350, 376050, 416162, 452350, 624243, 678525, 1040405, 1248486, 1357050, 2080810, 3121215, 5202025, 6242430, 10404050, 15606075, 31212150]

約数ペア:

[(1, 31212150), (2, 15606075), (3, 10404050), (5, 6242430), (6, 5202025), (10, 3121215), (15, 2080810), (23, 1357050), (25, 1248486), (30, 1040405), (46, 678525), (50, 624243), (69, 452350), (75, 416162), (83, 376050), (109, 286350), (115, 271410), (138, 226175), (150, 208081), (166, 188025), (218, 143175), (230, 135705), (249, 125350), (327, 95450), (345, 90470), (415, 75210), (498, 62675), (545, 57270), (575, 54282), (654, 47725), (690, 45235), (830, 37605), (1090, 28635), (1150, 27141), (1245, 25070), (1635, 19090), (1725, 18094), (1909, 16350), (2075, 15042), (2490, 12535), (2507, 12450), (2725, 11454), (3270, 9545), (3450, 9047), (3818, 8175), (4150, 7521), (5014, 6225), (5450, 5727)]