268386560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2$

素因数の和:288

約数の個数: 108

約数和(自身を含む): 697815468

約数和(自身を除く): 429428908

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 256, 260, 320, 416, 508, 520, 635, 640, 832, 1016, 1040, 1270, 1280, 1651, 1664, 2032, 2080, 2540, 3302, 3328, 4064, 4160, 5080, 6604, 8128, 8255, 8320, 10160, 13208, 16129, 16256, 16510, 16640, 20320, 26416, 32258, 32512, 33020, 40640, 52832, 64516, 66040, 80645, 81280, 105664, 129032, 132080, 161290, 162560, 209677, 211328, 258064, 264160, 322580, 419354, 422656, 516128, 528320, 645160, 838708, 1032256, 1048385, 1056640, 1290320, 1677416, 2064512, 2096770, 2113280, 2580640, 3354832, 4129024, 4193540, 5161280, 6709664, 8387080, 10322560, 13419328, 16774160, 20645120, 26838656, 33548320, 53677312, 67096640, 134193280, 268386560]

約数ペア:

[(1, 268386560), (2, 134193280), (4, 67096640), (5, 53677312), (8, 33548320), (10, 26838656), (13, 20645120), (16, 16774160), (20, 13419328), (26, 10322560), (32, 8387080), (40, 6709664), (52, 5161280), (64, 4193540), (65, 4129024), (80, 3354832), (104, 2580640), (127, 2113280), (128, 2096770), (130, 2064512), (160, 1677416), (208, 1290320), (254, 1056640), (256, 1048385), (260, 1032256), (320, 838708), (416, 645160), (508, 528320), (520, 516128), (635, 422656), (640, 419354), (832, 322580), (1016, 264160), (1040, 258064), (1270, 211328), (1280, 209677), (1651, 162560), (1664, 161290), (2032, 132080), (2080, 129032), (2540, 105664), (3302, 81280), (3328, 80645), (4064, 66040), (4160, 64516), (5080, 52832), (6604, 40640), (8128, 33020), (8255, 32512), (8320, 32258), (10160, 26416), (13208, 20320), (16129, 16640), (16256, 16510)]