313378920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{870497}}^1$

素因数の和:870514

約数の個数: 48

約数和(自身を含む): 1018482660

約数和(自身を除く): 705103740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 870497, 1740994, 2611491, 3481988, 4352485, 5222982, 6963976, 7834473, 8704970, 10445964, 13057455, 15668946, 17409940, 20891928, 26114910, 31337892, 34819880, 39172365, 52229820, 62675784, 78344730, 104459640, 156689460, 313378920]

約数ペア:

[(1, 313378920), (2, 156689460), (3, 104459640), (4, 78344730), (5, 62675784), (6, 52229820), (8, 39172365), (9, 34819880), (10, 31337892), (12, 26114910), (15, 20891928), (18, 17409940), (20, 15668946), (24, 13057455), (30, 10445964), (36, 8704970), (40, 7834473), (45, 6963976), (60, 5222982), (72, 4352485), (90, 3481988), (120, 2611491), (180, 1740994), (360, 870497)]