31022880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{1319}}^1$

素因数の和:1351

約数の個数: 144

約数和(自身を含む): 113762880

約数和(自身を除く): 82740000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1319, 1470, 1568, 1680, 1960, 2352, 2638, 2940, 3360, 3920, 3957, 4704, 5276, 5880, 6595, 7840, 7914, 9233, 10552, 11760, 13190, 15828, 18466, 19785, 21104, 23520, 26380, 27699, 31656, 36932, 39570, 42208, 46165, 52760, 55398, 63312, 64631, 73864, 79140, 92330, 105520, 110796, 126624, 129262, 138495, 147728, 158280, 184660, 193893, 211040, 221592, 258524, 276990, 295456, 316560, 323155, 369320, 387786, 443184, 517048, 553980, 633120, 646310, 738640, 775572, 886368, 969465, 1034096, 1107960, 1292620, 1477280, 1551144, 1938930, 2068192, 2215920, 2585240, 3102288, 3877860, 4431840, 5170480, 6204576, 7755720, 10340960, 15511440, 31022880]

約数ペア:

[(1, 31022880), (2, 15511440), (3, 10340960), (4, 7755720), (5, 6204576), (6, 5170480), (7, 4431840), (8, 3877860), (10, 3102288), (12, 2585240), (14, 2215920), (15, 2068192), (16, 1938930), (20, 1551144), (21, 1477280), (24, 1292620), (28, 1107960), (30, 1034096), (32, 969465), (35, 886368), (40, 775572), (42, 738640), (48, 646310), (49, 633120), (56, 553980), (60, 517048), (70, 443184), (80, 387786), (84, 369320), (96, 323155), (98, 316560), (105, 295456), (112, 276990), (120, 258524), (140, 221592), (147, 211040), (160, 193893), (168, 184660), (196, 158280), (210, 147728), (224, 138495), (240, 129262), (245, 126624), (280, 110796), (294, 105520), (336, 92330), (392, 79140), (420, 73864), (480, 64631), (490, 63312), (560, 55398), (588, 52760), (672, 46165), (735, 42208), (784, 39570), (840, 36932), (980, 31656), (1120, 27699), (1176, 26380), (1319, 23520), (1470, 21104), (1568, 19785), (1680, 18466), (1960, 15828), (2352, 13190), (2638, 11760), (2940, 10552), (3360, 9233), (3920, 7914), (3957, 7840), (4704, 6595), (5276, 5880)]