68597960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 162362880

約数和(自身を除く): 93764920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 173, 184, 230, 346, 431, 460, 692, 862, 865, 920, 1384, 1724, 1730, 2155, 3448, 3460, 3979, 4310, 6920, 7958, 8620, 9913, 15916, 17240, 19826, 19895, 31832, 39652, 39790, 49565, 74563, 79304, 79580, 99130, 149126, 159160, 198260, 298252, 372815, 396520, 596504, 745630, 1491260, 1714949, 2982520, 3429898, 6859796, 8574745, 13719592, 17149490, 34298980, 68597960]

約数ペア:

[(1, 68597960), (2, 34298980), (4, 17149490), (5, 13719592), (8, 8574745), (10, 6859796), (20, 3429898), (23, 2982520), (40, 1714949), (46, 1491260), (92, 745630), (115, 596504), (173, 396520), (184, 372815), (230, 298252), (346, 198260), (431, 159160), (460, 149126), (692, 99130), (862, 79580), (865, 79304), (920, 74563), (1384, 49565), (1724, 39790), (1730, 39652), (2155, 31832), (3448, 19895), (3460, 19826), (3979, 17240), (4310, 15916), (6920, 9913), (7958, 8620)]