19442760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 62380800

約数和(自身を除く): 42938040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 37, 40, 58, 60, 74, 87, 111, 116, 120, 145, 148, 151, 174, 185, 222, 232, 290, 296, 302, 348, 370, 435, 444, 453, 555, 580, 604, 696, 740, 755, 870, 888, 906, 1073, 1110, 1160, 1208, 1480, 1510, 1740, 1812, 2146, 2220, 2265, 3020, 3219, 3480, 3624, 4292, 4379, 4440, 4530, 5365, 5587, 6040, 6438, 8584, 8758, 9060, 10730, 11174, 12876, 13137, 16095, 16761, 17516, 18120, 21460, 21895, 22348, 25752, 26274, 27935, 32190, 33522, 35032, 42920, 43790, 44696, 52548, 55870, 64380, 65685, 67044, 83805, 87580, 105096, 111740, 128760, 131370, 134088, 162023, 167610, 175160, 223480, 262740, 324046, 335220, 486069, 525480, 648092, 670440, 810115, 972138, 1296184, 1620230, 1944276, 2430345, 3240460, 3888552, 4860690, 6480920, 9721380, 19442760]

約数ペア:

[(1, 19442760), (2, 9721380), (3, 6480920), (4, 4860690), (5, 3888552), (6, 3240460), (8, 2430345), (10, 1944276), (12, 1620230), (15, 1296184), (20, 972138), (24, 810115), (29, 670440), (30, 648092), (37, 525480), (40, 486069), (58, 335220), (60, 324046), (74, 262740), (87, 223480), (111, 175160), (116, 167610), (120, 162023), (145, 134088), (148, 131370), (151, 128760), (174, 111740), (185, 105096), (222, 87580), (232, 83805), (290, 67044), (296, 65685), (302, 64380), (348, 55870), (370, 52548), (435, 44696), (444, 43790), (453, 42920), (555, 35032), (580, 33522), (604, 32190), (696, 27935), (740, 26274), (755, 25752), (870, 22348), (888, 21895), (906, 21460), (1073, 18120), (1110, 17516), (1160, 16761), (1208, 16095), (1480, 13137), (1510, 12876), (1740, 11174), (1812, 10730), (2146, 9060), (2220, 8758), (2265, 8584), (3020, 6438), (3219, 6040), (3480, 5587), (3624, 5365), (4292, 4530), (4379, 4440)]