87442880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 112

約数和(自身を含む): 240913920

約数和(自身を除く): 153471040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 140, 160, 206, 224, 280, 320, 379, 412, 448, 515, 560, 721, 758, 824, 1030, 1120, 1442, 1516, 1648, 1895, 2060, 2240, 2653, 2884, 3032, 3296, 3605, 3790, 4120, 5306, 5768, 6064, 6592, 7210, 7580, 8240, 10612, 11536, 12128, 13265, 14420, 15160, 16480, 21224, 23072, 24256, 26530, 28840, 30320, 32960, 39037, 42448, 46144, 53060, 57680, 60640, 78074, 84896, 106120, 115360, 121280, 156148, 169792, 195185, 212240, 230720, 273259, 312296, 390370, 424480, 546518, 624592, 780740, 848960, 1093036, 1249184, 1366295, 1561480, 2186072, 2498368, 2732590, 3122960, 4372144, 5465180, 6245920, 8744288, 10930360, 12491840, 17488576, 21860720, 43721440, 87442880]

約数ペア:

[(1, 87442880), (2, 43721440), (4, 21860720), (5, 17488576), (7, 12491840), (8, 10930360), (10, 8744288), (14, 6245920), (16, 5465180), (20, 4372144), (28, 3122960), (32, 2732590), (35, 2498368), (40, 2186072), (56, 1561480), (64, 1366295), (70, 1249184), (80, 1093036), (103, 848960), (112, 780740), (140, 624592), (160, 546518), (206, 424480), (224, 390370), (280, 312296), (320, 273259), (379, 230720), (412, 212240), (448, 195185), (515, 169792), (560, 156148), (721, 121280), (758, 115360), (824, 106120), (1030, 84896), (1120, 78074), (1442, 60640), (1516, 57680), (1648, 53060), (1895, 46144), (2060, 42448), (2240, 39037), (2653, 32960), (2884, 30320), (3032, 28840), (3296, 26530), (3605, 24256), (3790, 23072), (4120, 21224), (5306, 16480), (5768, 15160), (6064, 14420), (6592, 13265), (7210, 12128), (7580, 11536), (8240, 10612)]