72129776

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 60

約数和(自身を含む): 156459480

約数和(自身を除く): 84329704

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 289, 304, 323, 578, 646, 821, 1156, 1292, 1642, 2312, 2584, 3284, 4624, 5168, 5491, 6568, 10982, 13136, 13957, 15599, 21964, 27914, 31198, 43928, 55828, 62396, 87856, 111656, 124792, 223312, 237269, 249584, 265183, 474538, 530366, 949076, 1060732, 1898152, 2121464, 3796304, 4242928, 4508111, 9016222, 18032444, 36064888, 72129776]

約数ペア:

[(1, 72129776), (2, 36064888), (4, 18032444), (8, 9016222), (16, 4508111), (17, 4242928), (19, 3796304), (34, 2121464), (38, 1898152), (68, 1060732), (76, 949076), (136, 530366), (152, 474538), (272, 265183), (289, 249584), (304, 237269), (323, 223312), (578, 124792), (646, 111656), (821, 87856), (1156, 62396), (1292, 55828), (1642, 43928), (2312, 31198), (2584, 27914), (3284, 21964), (4624, 15599), (5168, 13957), (5491, 13136), (6568, 10982)]