719304040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2707}}^1$

素因数の和:2811

約数の個数: 128

約数和(自身を含む): 2019951360

約数和(自身を除く): 1300647320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 364, 365, 455, 511, 520, 584, 728, 730, 910, 949, 1022, 1460, 1820, 1898, 2044, 2555, 2707, 2920, 3640, 3796, 4088, 4745, 5110, 5414, 6643, 7592, 9490, 10220, 10828, 13286, 13535, 18949, 18980, 20440, 21656, 26572, 27070, 33215, 35191, 37898, 37960, 53144, 54140, 66430, 70382, 75796, 94745, 108280, 132860, 140764, 151592, 175955, 189490, 197611, 246337, 265720, 281528, 351910, 378980, 395222, 492674, 703820, 757960, 790444, 985348, 988055, 1231685, 1383277, 1407640, 1580888, 1970696, 1976110, 2463370, 2568943, 2766554, 3952220, 4926740, 5137886, 5533108, 6916385, 7904440, 9853480, 10275772, 11066216, 12844715, 13832770, 17982601, 20551544, 25689430, 27665540, 35965202, 51378860, 55331080, 71930404, 89913005, 102757720, 143860808, 179826010, 359652020, 719304040]

約数ペア:

[(1, 719304040), (2, 359652020), (4, 179826010), (5, 143860808), (7, 102757720), (8, 89913005), (10, 71930404), (13, 55331080), (14, 51378860), (20, 35965202), (26, 27665540), (28, 25689430), (35, 20551544), (40, 17982601), (52, 13832770), (56, 12844715), (65, 11066216), (70, 10275772), (73, 9853480), (91, 7904440), (104, 6916385), (130, 5533108), (140, 5137886), (146, 4926740), (182, 3952220), (260, 2766554), (280, 2568943), (292, 2463370), (364, 1976110), (365, 1970696), (455, 1580888), (511, 1407640), (520, 1383277), (584, 1231685), (728, 988055), (730, 985348), (910, 790444), (949, 757960), (1022, 703820), (1460, 492674), (1820, 395222), (1898, 378980), (2044, 351910), (2555, 281528), (2707, 265720), (2920, 246337), (3640, 197611), (3796, 189490), (4088, 175955), (4745, 151592), (5110, 140764), (5414, 132860), (6643, 108280), (7592, 94745), (9490, 75796), (10220, 70382), (10828, 66430), (13286, 54140), (13535, 53144), (18949, 37960), (18980, 37898), (20440, 35191), (21656, 33215), (26572, 27070)]