639203910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{2707}}^1$

素因数の和:3197

約数の個数: 64

約数和(自身を含む): 1628439552

約数和(自身を除く): 989235642

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 463, 510, 926, 1389, 2315, 2707, 2778, 4630, 5414, 6945, 7871, 8121, 13535, 13890, 15742, 16242, 23613, 27070, 39355, 40605, 46019, 47226, 78710, 81210, 92038, 118065, 138057, 230095, 236130, 276114, 460190, 690285, 1253341, 1380570, 2506682, 3760023, 6266705, 7520046, 12533410, 18800115, 21306797, 37600230, 42613594, 63920391, 106533985, 127840782, 213067970, 319601955, 639203910]

約数ペア:

[(1, 639203910), (2, 319601955), (3, 213067970), (5, 127840782), (6, 106533985), (10, 63920391), (15, 42613594), (17, 37600230), (30, 21306797), (34, 18800115), (51, 12533410), (85, 7520046), (102, 6266705), (170, 3760023), (255, 2506682), (463, 1380570), (510, 1253341), (926, 690285), (1389, 460190), (2315, 276114), (2707, 236130), (2778, 230095), (4630, 138057), (5414, 118065), (6945, 92038), (7871, 81210), (8121, 78710), (13535, 47226), (13890, 46019), (15742, 40605), (16242, 39355), (23613, 27070)]