81131160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61463}}^1$

素因数の和:61488

約数の個数: 64

約数和(自身を含む): 265524480

約数和(自身を除く): 184393320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 61463, 122926, 184389, 245852, 307315, 368778, 491704, 614630, 676093, 737556, 921945, 1229260, 1352186, 1475112, 1843890, 2028279, 2458520, 2704372, 3380465, 3687780, 4056558, 5408744, 6760930, 7375560, 8113116, 10141395, 13521860, 16226232, 20282790, 27043720, 40565580, 81131160]

約数ペア:

[(1, 81131160), (2, 40565580), (3, 27043720), (4, 20282790), (5, 16226232), (6, 13521860), (8, 10141395), (10, 8113116), (11, 7375560), (12, 6760930), (15, 5408744), (20, 4056558), (22, 3687780), (24, 3380465), (30, 2704372), (33, 2458520), (40, 2028279), (44, 1843890), (55, 1475112), (60, 1352186), (66, 1229260), (88, 921945), (110, 737556), (120, 676093), (132, 614630), (165, 491704), (220, 368778), (264, 307315), (330, 245852), (440, 184389), (660, 122926), (1320, 61463)]