256323040

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{69653}}^1$

素因数の和:69691

約数の個数: 48

約数和(自身を含む): 631901088

約数和(自身を除く): 375578048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 69653, 139306, 278612, 348265, 557224, 696530, 1114448, 1393060, 1602019, 2228896, 2786120, 3204038, 5572240, 6408076, 8010095, 11144480, 12816152, 16020190, 25632304, 32040380, 51264608, 64080760, 128161520, 256323040]

約数ペア:

[(1, 256323040), (2, 128161520), (4, 64080760), (5, 51264608), (8, 32040380), (10, 25632304), (16, 16020190), (20, 12816152), (23, 11144480), (32, 8010095), (40, 6408076), (46, 5572240), (80, 3204038), (92, 2786120), (115, 2228896), (160, 1602019), (184, 1393060), (230, 1114448), (368, 696530), (460, 557224), (736, 348265), (920, 278612), (1840, 139306), (3680, 69653)]