140504560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 120

約数和(自身を含む): 385997616

約数和(自身を除く): 245493056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 245, 280, 292, 365, 392, 490, 491, 511, 560, 584, 730, 784, 980, 982, 1022, 1168, 1460, 1960, 1964, 2044, 2455, 2555, 2920, 3437, 3577, 3920, 3928, 4088, 4910, 5110, 5840, 6874, 7154, 7856, 8176, 9820, 10220, 13748, 14308, 17185, 17885, 19640, 20440, 24059, 27496, 28616, 34370, 35770, 35843, 39280, 40880, 48118, 54992, 57232, 68740, 71540, 71686, 96236, 120295, 137480, 143080, 143372, 179215, 192472, 240590, 250901, 274960, 286160, 286744, 358430, 384944, 481180, 501802, 573488, 716860, 962360, 1003604, 1254505, 1433720, 1756307, 1924720, 2007208, 2509010, 2867440, 3512614, 4014416, 5018020, 7025228, 8781535, 10036040, 14050456, 17563070, 20072080, 28100912, 35126140, 70252280, 140504560]

約数ペア:

[(1, 140504560), (2, 70252280), (4, 35126140), (5, 28100912), (7, 20072080), (8, 17563070), (10, 14050456), (14, 10036040), (16, 8781535), (20, 7025228), (28, 5018020), (35, 4014416), (40, 3512614), (49, 2867440), (56, 2509010), (70, 2007208), (73, 1924720), (80, 1756307), (98, 1433720), (112, 1254505), (140, 1003604), (146, 962360), (196, 716860), (245, 573488), (280, 501802), (292, 481180), (365, 384944), (392, 358430), (490, 286744), (491, 286160), (511, 274960), (560, 250901), (584, 240590), (730, 192472), (784, 179215), (980, 143372), (982, 143080), (1022, 137480), (1168, 120295), (1460, 96236), (1960, 71686), (1964, 71540), (2044, 68740), (2455, 57232), (2555, 54992), (2920, 48118), (3437, 40880), (3577, 39280), (3920, 35843), (3928, 35770), (4088, 34370), (4910, 28616), (5110, 27496), (5840, 24059), (6874, 20440), (7154, 19640), (7856, 17885), (8176, 17185), (9820, 14308), (10220, 13748)]