68143120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 168560640

約数和(自身を除く): 100417520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 304, 353, 380, 508, 635, 706, 760, 1016, 1270, 1412, 1520, 1765, 2032, 2413, 2540, 2824, 3530, 4826, 5080, 5648, 6707, 7060, 9652, 10160, 12065, 13414, 14120, 19304, 24130, 26828, 28240, 33535, 38608, 44831, 48260, 53656, 67070, 89662, 96520, 107312, 134140, 179324, 193040, 224155, 268280, 358648, 448310, 536560, 717296, 851789, 896620, 1703578, 1793240, 3407156, 3586480, 4258945, 6814312, 8517890, 13628624, 17035780, 34071560, 68143120]

約数ペア:

[(1, 68143120), (2, 34071560), (4, 17035780), (5, 13628624), (8, 8517890), (10, 6814312), (16, 4258945), (19, 3586480), (20, 3407156), (38, 1793240), (40, 1703578), (76, 896620), (80, 851789), (95, 717296), (127, 536560), (152, 448310), (190, 358648), (254, 268280), (304, 224155), (353, 193040), (380, 179324), (508, 134140), (635, 107312), (706, 96520), (760, 89662), (1016, 67070), (1270, 53656), (1412, 48260), (1520, 44831), (1765, 38608), (2032, 33535), (2413, 28240), (2540, 26828), (2824, 24130), (3530, 19304), (4826, 14120), (5080, 13414), (5648, 12065), (6707, 10160), (7060, 9652)]