655560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{607}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 2188800

約数和(自身を除く): 1533240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 607, 1080, 1214, 1821, 2428, 3035, 3642, 4856, 5463, 6070, 7284, 9105, 10926, 12140, 14568, 16389, 18210, 21852, 24280, 27315, 32778, 36420, 43704, 54630, 65556, 72840, 81945, 109260, 131112, 163890, 218520, 327780, 655560]

約数ペア:

[(1, 655560), (2, 327780), (3, 218520), (4, 163890), (5, 131112), (6, 109260), (8, 81945), (9, 72840), (10, 65556), (12, 54630), (15, 43704), (18, 36420), (20, 32778), (24, 27315), (27, 24280), (30, 21852), (36, 18210), (40, 16389), (45, 14568), (54, 12140), (60, 10926), (72, 9105), (90, 7284), (108, 6070), (120, 5463), (135, 4856), (180, 3642), (216, 3035), (270, 2428), (360, 1821), (540, 1214), (607, 1080)]