209831460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{57331}}^1$

素因数の和:57404

約数の個数: 48

約数和(自身を含む): 597170112

約数和(自身を除く): 387338652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 57331, 114662, 171993, 229324, 286655, 343986, 573310, 687972, 859965, 1146620, 1719930, 3439860, 3497191, 6994382, 10491573, 13988764, 17485955, 20983146, 34971910, 41966292, 52457865, 69943820, 104915730, 209831460]

約数ペア:

[(1, 209831460), (2, 104915730), (3, 69943820), (4, 52457865), (5, 41966292), (6, 34971910), (10, 20983146), (12, 17485955), (15, 13988764), (20, 10491573), (30, 6994382), (60, 3497191), (61, 3439860), (122, 1719930), (183, 1146620), (244, 859965), (305, 687972), (366, 573310), (610, 343986), (732, 286655), (915, 229324), (1220, 171993), (1830, 114662), (3660, 57331)]