231322680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{642563}}^1$

素因数の和:642580

約数の個数: 48

約数和(自身を含む): 751799880

約数和(自身を除く): 520477200

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, 642563, 1285126, 1927689, 2570252, 3212815, 3855378, 5140504, 5783067, 6425630, 7710756, 9638445, 11566134, 12851260, 15421512, 19276890, 23132268, 25702520, 28915335, 38553780, 46264536, 57830670, 77107560, 115661340, 231322680]

約数ペア:

[(1, 231322680), (2, 115661340), (3, 77107560), (4, 57830670), (5, 46264536), (6, 38553780), (8, 28915335), (9, 25702520), (10, 23132268), (12, 19276890), (15, 15421512), (18, 12851260), (20, 11566134), (24, 9638445), (30, 7710756), (36, 6425630), (40, 5783067), (45, 5140504), (60, 3855378), (72, 3212815), (90, 2570252), (120, 1927689), (180, 1285126), (360, 642563)]