839304240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^2\times {\mathrm{181}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 2635175088

約数和(自身を除く): 1795870848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 181, 240, 278, 362, 417, 543, 556, 695, 724, 834, 905, 1086, 1112, 1390, 1448, 1668, 1810, 2085, 2172, 2224, 2715, 2780, 2896, 3336, 3620, 4170, 4344, 5430, 5560, 6672, 7240, 8340, 8688, 10860, 11120, 14480, 16680, 19321, 21720, 25159, 33360, 38642, 43440, 50318, 57963, 75477, 77284, 96605, 100636, 115926, 125795, 150954, 154568, 193210, 201272, 231852, 251590, 289815, 301908, 309136, 377385, 386420, 402544, 463704, 503180, 579630, 603816, 754770, 772840, 927408, 1006360, 1159260, 1207632, 1509540, 1545680, 2012720, 2318520, 3019080, 3497101, 4637040, 6038160, 6994202, 10491303, 13988404, 17485505, 20982606, 27976808, 34971010, 41965212, 52456515, 55953616, 69942020, 83930424, 104913030, 139884040, 167860848, 209826060, 279768080, 419652120, 839304240]

約数ペア:

[(1, 839304240), (2, 419652120), (3, 279768080), (4, 209826060), (5, 167860848), (6, 139884040), (8, 104913030), (10, 83930424), (12, 69942020), (15, 55953616), (16, 52456515), (20, 41965212), (24, 34971010), (30, 27976808), (40, 20982606), (48, 17485505), (60, 13988404), (80, 10491303), (120, 6994202), (139, 6038160), (181, 4637040), (240, 3497101), (278, 3019080), (362, 2318520), (417, 2012720), (543, 1545680), (556, 1509540), (695, 1207632), (724, 1159260), (834, 1006360), (905, 927408), (1086, 772840), (1112, 754770), (1390, 603816), (1448, 579630), (1668, 503180), (1810, 463704), (2085, 402544), (2172, 386420), (2224, 377385), (2715, 309136), (2780, 301908), (2896, 289815), (3336, 251590), (3620, 231852), (4170, 201272), (4344, 193210), (5430, 154568), (5560, 150954), (6672, 125795), (7240, 115926), (8340, 100636), (8688, 96605), (10860, 77284), (11120, 75477), (14480, 57963), (16680, 50318), (19321, 43440), (21720, 38642), (25159, 33360)]