245668520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3761}}^1$

素因数の和:3866

約数の個数: 64

約数和(自身を含む): 585066240

約数和(自身を除く): 339397720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 92, 115, 142, 184, 230, 284, 355, 460, 568, 710, 920, 1420, 1633, 2840, 3266, 3761, 6532, 7522, 8165, 13064, 15044, 16330, 18805, 30088, 32660, 37610, 65320, 75220, 86503, 150440, 173006, 267031, 346012, 432515, 534062, 692024, 865030, 1068124, 1335155, 1730060, 2136248, 2670310, 3460120, 5340620, 6141713, 10681240, 12283426, 24566852, 30708565, 49133704, 61417130, 122834260, 245668520]

約数ペア:

[(1, 245668520), (2, 122834260), (4, 61417130), (5, 49133704), (8, 30708565), (10, 24566852), (20, 12283426), (23, 10681240), (40, 6141713), (46, 5340620), (71, 3460120), (92, 2670310), (115, 2136248), (142, 1730060), (184, 1335155), (230, 1068124), (284, 865030), (355, 692024), (460, 534062), (568, 432515), (710, 346012), (920, 267031), (1420, 173006), (1633, 150440), (2840, 86503), (3266, 75220), (3761, 65320), (6532, 37610), (7522, 32660), (8165, 30088), (13064, 18805), (15044, 16330)]