315852040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{161149}}^1$

素因数の和:161174

約数の個数: 48

約数和(自身を含む): 826699500

約数和(自身を除く): 510847460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 161149, 322298, 644596, 805745, 1128043, 1289192, 1611490, 2256086, 3222980, 4512172, 5640215, 6445960, 7896301, 9024344, 11280430, 15792602, 22560860, 31585204, 39481505, 45121720, 63170408, 78963010, 157926020, 315852040]

約数ペア:

[(1, 315852040), (2, 157926020), (4, 78963010), (5, 63170408), (7, 45121720), (8, 39481505), (10, 31585204), (14, 22560860), (20, 15792602), (28, 11280430), (35, 9024344), (40, 7896301), (49, 6445960), (56, 5640215), (70, 4512172), (98, 3222980), (140, 2256086), (196, 1611490), (245, 1289192), (280, 1128043), (392, 805745), (490, 644596), (980, 322298), (1960, 161149)]