28953120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{1231}}^1$

素因数の和:1263

約数の個数: 144

約数和(自身を含む): 106178688

約数和(自身を除く): 77225568

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, 1231, 1470, 1568, 1680, 1960, 2352, 2462, 2940, 3360, 3693, 3920, 4704, 4924, 5880, 6155, 7386, 7840, 8617, 9848, 11760, 12310, 14772, 17234, 18465, 19696, 23520, 24620, 25851, 29544, 34468, 36930, 39392, 43085, 49240, 51702, 59088, 60319, 68936, 73860, 86170, 98480, 103404, 118176, 120638, 129255, 137872, 147720, 172340, 180957, 196960, 206808, 241276, 258510, 275744, 295440, 301595, 344680, 361914, 413616, 482552, 517020, 590880, 603190, 689360, 723828, 827232, 904785, 965104, 1034040, 1206380, 1378720, 1447656, 1809570, 1930208, 2068080, 2412760, 2895312, 3619140, 4136160, 4825520, 5790624, 7238280, 9651040, 14476560, 28953120]

約数ペア:

[(1, 28953120), (2, 14476560), (3, 9651040), (4, 7238280), (5, 5790624), (6, 4825520), (7, 4136160), (8, 3619140), (10, 2895312), (12, 2412760), (14, 2068080), (15, 1930208), (16, 1809570), (20, 1447656), (21, 1378720), (24, 1206380), (28, 1034040), (30, 965104), (32, 904785), (35, 827232), (40, 723828), (42, 689360), (48, 603190), (49, 590880), (56, 517020), (60, 482552), (70, 413616), (80, 361914), (84, 344680), (96, 301595), (98, 295440), (105, 275744), (112, 258510), (120, 241276), (140, 206808), (147, 196960), (160, 180957), (168, 172340), (196, 147720), (210, 137872), (224, 129255), (240, 120638), (245, 118176), (280, 103404), (294, 98480), (336, 86170), (392, 73860), (420, 68936), (480, 60319), (490, 59088), (560, 51702), (588, 49240), (672, 43085), (735, 39392), (784, 36930), (840, 34468), (980, 29544), (1120, 25851), (1176, 24620), (1231, 23520), (1470, 19696), (1568, 18465), (1680, 17234), (1960, 14772), (2352, 12310), (2462, 11760), (2940, 9848), (3360, 8617), (3693, 7840), (3920, 7386), (4704, 6155), (4924, 5880)]