311995230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3253}}^1$

素因数の和:3425

約数の個数: 64

約数和(自身を含む): 787207680

約数和(自身を除く): 475212450

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 139, 230, 278, 345, 417, 690, 695, 834, 1390, 2085, 3197, 3253, 4170, 6394, 6506, 9591, 9759, 15985, 16265, 19182, 19518, 31970, 32530, 47955, 48795, 74819, 95910, 97590, 149638, 224457, 374095, 448914, 452167, 748190, 904334, 1122285, 1356501, 2244570, 2260835, 2713002, 4521670, 6782505, 10399841, 13565010, 20799682, 31199523, 51999205, 62399046, 103998410, 155997615, 311995230]

約数ペア:

[(1, 311995230), (2, 155997615), (3, 103998410), (5, 62399046), (6, 51999205), (10, 31199523), (15, 20799682), (23, 13565010), (30, 10399841), (46, 6782505), (69, 4521670), (115, 2713002), (138, 2260835), (139, 2244570), (230, 1356501), (278, 1122285), (345, 904334), (417, 748190), (690, 452167), (695, 448914), (834, 374095), (1390, 224457), (2085, 149638), (3197, 97590), (3253, 95910), (4170, 74819), (6394, 48795), (6506, 47955), (9591, 32530), (9759, 31970), (15985, 19518), (16265, 19182)]