291890240

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39659}}^1$

素因数の和:39699

約数の個数: 56

約数和(自身を含む): 725302080

約数和(自身を除く): 433411840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 39659, 79318, 158636, 198295, 317272, 396590, 634544, 793180, 912157, 1269088, 1586360, 1824314, 2538176, 3172720, 3648628, 4560785, 6345440, 7297256, 9121570, 12690880, 14594512, 18243140, 29189024, 36486280, 58378048, 72972560, 145945120, 291890240]

約数ペア:

[(1, 291890240), (2, 145945120), (4, 72972560), (5, 58378048), (8, 36486280), (10, 29189024), (16, 18243140), (20, 14594512), (23, 12690880), (32, 9121570), (40, 7297256), (46, 6345440), (64, 4560785), (80, 3648628), (92, 3172720), (115, 2538176), (160, 1824314), (184, 1586360), (230, 1269088), (320, 912157), (368, 793180), (460, 634544), (736, 396590), (920, 317272), (1472, 198295), (1840, 158636), (3680, 79318), (7360, 39659)]