140923404

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{563}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 378771120

約数和(自身を除く): 237847716

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 409, 563, 612, 818, 1126, 1227, 1636, 1689, 2252, 2454, 3378, 3681, 4908, 5067, 6756, 6953, 7362, 9571, 10134, 13906, 14724, 19142, 20268, 20859, 27812, 28713, 38284, 41718, 57426, 62577, 83436, 86139, 114852, 125154, 172278, 230267, 250308, 344556, 460534, 690801, 921068, 1381602, 2072403, 2763204, 3914539, 4144806, 7829078, 8289612, 11743617, 15658156, 23487234, 35230851, 46974468, 70461702, 140923404]

約数ペア:

[(1, 140923404), (2, 70461702), (3, 46974468), (4, 35230851), (6, 23487234), (9, 15658156), (12, 11743617), (17, 8289612), (18, 7829078), (34, 4144806), (36, 3914539), (51, 2763204), (68, 2072403), (102, 1381602), (153, 921068), (204, 690801), (306, 460534), (409, 344556), (563, 250308), (612, 230267), (818, 172278), (1126, 125154), (1227, 114852), (1636, 86139), (1689, 83436), (2252, 62577), (2454, 57426), (3378, 41718), (3681, 38284), (4908, 28713), (5067, 27812), (6756, 20859), (6953, 20268), (7362, 19142), (9571, 14724), (10134, 13906)]