172560128

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2729}}^1$

素因数の和:2777

約数の個数: 72

約数和(自身を含む): 390608400

約数和(自身を除く): 218048272

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 2729, 3328, 3952, 4864, 5458, 7904, 10916, 15808, 21832, 31616, 35477, 43664, 51851, 63232, 70954, 87328, 103702, 141908, 174656, 207404, 283816, 349312, 414808, 567632, 674063, 698624, 829616, 1135264, 1348126, 1659232, 2270528, 2696252, 3318464, 4541056, 5392504, 6636928, 9082112, 10785008, 13273856, 21570016, 43140032, 86280064, 172560128]

約数ペア:

[(1, 172560128), (2, 86280064), (4, 43140032), (8, 21570016), (13, 13273856), (16, 10785008), (19, 9082112), (26, 6636928), (32, 5392504), (38, 4541056), (52, 3318464), (64, 2696252), (76, 2270528), (104, 1659232), (128, 1348126), (152, 1135264), (208, 829616), (247, 698624), (256, 674063), (304, 567632), (416, 414808), (494, 349312), (608, 283816), (832, 207404), (988, 174656), (1216, 141908), (1664, 103702), (1976, 87328), (2432, 70954), (2729, 63232), (3328, 51851), (3952, 43664), (4864, 35477), (5458, 31616), (7904, 21832), (10916, 15808)]