156720040208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{919}}^1\times {\mathrm{343817}}^1$

素因数の和:344775

約数の個数: 40

約数和(自身を含む): 313782059520

約数和(自身を除く): 157062019312

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 919, 1838, 3676, 7352, 14704, 28489, 56978, 113956, 227912, 343817, 455824, 687634, 1375268, 2750536, 5501072, 10658327, 21316654, 42633308, 85266616, 170533232, 315967823, 631935646, 1263871292, 2527742584, 5055485168, 9795002513, 19590005026, 39180010052, 78360020104, 156720040208]

約数ペア:

[(1, 156720040208), (2, 78360020104), (4, 39180010052), (8, 19590005026), (16, 9795002513), (31, 5055485168), (62, 2527742584), (124, 1263871292), (248, 631935646), (496, 315967823), (919, 170533232), (1838, 85266616), (3676, 42633308), (7352, 21316654), (14704, 10658327), (28489, 5501072), (56978, 2750536), (113956, 1375268), (227912, 687634), (343817, 455824)]