156780024008

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{321270541}}^1$

素因数の和:321270608

約数の個数: 16

約数和(自身を含む): 298781604060

約数和(自身を除く): 142001580052

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 321270541, 642541082, 1285082164, 2570164328, 19597503001, 39195006002, 78390012004, 156780024008]

約数ペア:

[(1, 156780024008), (2, 78390012004), (4, 39195006002), (8, 19597503001), (61, 2570164328), (122, 1285082164), (244, 642541082), (488, 321270541)]