1964651880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{51647}}^1$

素因数の和:51978

約数の個数: 64

約数和(自身を含む): 5912663040

約数和(自身を除く): 3948011160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 317, 634, 951, 1268, 1585, 1902, 2536, 3170, 3804, 4755, 6340, 7608, 9510, 12680, 19020, 38040, 51647, 103294, 154941, 206588, 258235, 309882, 413176, 516470, 619764, 774705, 1032940, 1239528, 1549410, 2065880, 3098820, 6197640, 16372099, 32744198, 49116297, 65488396, 81860495, 98232594, 130976792, 163720990, 196465188, 245581485, 327441980, 392930376, 491162970, 654883960, 982325940, 1964651880]

約数ペア:

[(1, 1964651880), (2, 982325940), (3, 654883960), (4, 491162970), (5, 392930376), (6, 327441980), (8, 245581485), (10, 196465188), (12, 163720990), (15, 130976792), (20, 98232594), (24, 81860495), (30, 65488396), (40, 49116297), (60, 32744198), (120, 16372099), (317, 6197640), (634, 3098820), (951, 2065880), (1268, 1549410), (1585, 1239528), (1902, 1032940), (2536, 774705), (3170, 619764), (3804, 516470), (4755, 413176), (6340, 309882), (7608, 258235), (9510, 206588), (12680, 154941), (19020, 103294), (38040, 51647)]