140219960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1088

約数の個数: 64

約数和(自身を含む): 331490880

約数和(自身を除く): 191270920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 173, 184, 230, 346, 460, 692, 865, 881, 920, 1384, 1730, 1762, 3460, 3524, 3979, 4405, 6920, 7048, 7958, 8810, 15916, 17620, 19895, 20263, 31832, 35240, 39790, 40526, 79580, 81052, 101315, 152413, 159160, 162104, 202630, 304826, 405260, 609652, 762065, 810520, 1219304, 1524130, 3048260, 3505499, 6096520, 7010998, 14021996, 17527495, 28043992, 35054990, 70109980, 140219960]

約数ペア:

[(1, 140219960), (2, 70109980), (4, 35054990), (5, 28043992), (8, 17527495), (10, 14021996), (20, 7010998), (23, 6096520), (40, 3505499), (46, 3048260), (92, 1524130), (115, 1219304), (173, 810520), (184, 762065), (230, 609652), (346, 405260), (460, 304826), (692, 202630), (865, 162104), (881, 159160), (920, 152413), (1384, 101315), (1730, 81052), (1762, 79580), (3460, 40526), (3524, 39790), (3979, 35240), (4405, 31832), (6920, 20263), (7048, 19895), (7958, 17620), (8810, 15916)]