31901040

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{547}}^1$

素因数の和:578

約数の個数: 140

約数和(自身を含む): 111407304

約数和(自身を除く): 79506264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 547, 648, 720, 729, 810, 972, 1080, 1094, 1215, 1296, 1458, 1620, 1641, 1944, 2160, 2188, 2430, 2735, 2916, 3240, 3282, 3645, 3888, 4376, 4860, 4923, 5470, 5832, 6480, 6564, 7290, 8205, 8752, 9720, 9846, 10940, 11664, 13128, 14580, 14769, 16410, 19440, 19692, 21880, 24615, 26256, 29160, 29538, 32820, 39384, 43760, 44307, 49230, 58320, 59076, 65640, 73845, 78768, 88614, 98460, 118152, 131280, 132921, 147690, 177228, 196920, 221535, 236304, 265842, 295380, 354456, 393840, 398763, 443070, 531684, 590760, 664605, 708912, 797526, 886140, 1063368, 1181520, 1329210, 1595052, 1772280, 1993815, 2126736, 2658420, 3190104, 3544560, 3987630, 5316840, 6380208, 7975260, 10633680, 15950520, 31901040]

約数ペア:

[(1, 31901040), (2, 15950520), (3, 10633680), (4, 7975260), (5, 6380208), (6, 5316840), (8, 3987630), (9, 3544560), (10, 3190104), (12, 2658420), (15, 2126736), (16, 1993815), (18, 1772280), (20, 1595052), (24, 1329210), (27, 1181520), (30, 1063368), (36, 886140), (40, 797526), (45, 708912), (48, 664605), (54, 590760), (60, 531684), (72, 443070), (80, 398763), (81, 393840), (90, 354456), (108, 295380), (120, 265842), (135, 236304), (144, 221535), (162, 196920), (180, 177228), (216, 147690), (240, 132921), (243, 131280), (270, 118152), (324, 98460), (360, 88614), (405, 78768), (432, 73845), (486, 65640), (540, 59076), (547, 58320), (648, 49230), (720, 44307), (729, 43760), (810, 39384), (972, 32820), (1080, 29538), (1094, 29160), (1215, 26256), (1296, 24615), (1458, 21880), (1620, 19692), (1641, 19440), (1944, 16410), (2160, 14769), (2188, 14580), (2430, 13128), (2735, 11664), (2916, 10940), (3240, 9846), (3282, 9720), (3645, 8752), (3888, 8205), (4376, 7290), (4860, 6564), (4923, 6480), (5470, 5832)]