291214960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{158269}}^1$

素因数の和:158305

約数の個数: 40

約数和(自身を含む): 706517280

約数和(自身を除く): 415302320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 158269, 316538, 633076, 791345, 1266152, 1582690, 2532304, 3165380, 3640187, 6330760, 7280374, 12661520, 14560748, 18200935, 29121496, 36401870, 58242992, 72803740, 145607480, 291214960]

約数ペア:

[(1, 291214960), (2, 145607480), (4, 72803740), (5, 58242992), (8, 36401870), (10, 29121496), (16, 18200935), (20, 14560748), (23, 12661520), (40, 7280374), (46, 6330760), (80, 3640187), (92, 3165380), (115, 2532304), (184, 1582690), (230, 1266152), (368, 791345), (460, 633076), (920, 316538), (1840, 158269)]