156789712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2141}}^1$

素因数の和:2371

約数の個数: 40

約数和(自身を含む): 318729600

約数和(自身を除く): 161939888

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 199, 368, 398, 796, 1592, 2141, 3184, 4282, 4577, 8564, 9154, 17128, 18308, 34256, 36616, 49243, 73232, 98486, 196972, 393944, 426059, 787888, 852118, 1704236, 3408472, 6816944, 9799357, 19598714, 39197428, 78394856, 156789712]

約数ペア:

[(1, 156789712), (2, 78394856), (4, 39197428), (8, 19598714), (16, 9799357), (23, 6816944), (46, 3408472), (92, 1704236), (184, 852118), (199, 787888), (368, 426059), (398, 393944), (796, 196972), (1592, 98486), (2141, 73232), (3184, 49243), (4282, 36616), (4577, 34256), (8564, 18308), (9154, 17128)]