398751120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{184607}}^1$

素因数の和:184629

約数の個数: 80

約数和(自身を含む): 1373483520

約数和(自身を除く): 974732400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 184607, 369214, 553821, 738428, 923035, 1107642, 1476856, 1661463, 1846070, 2215284, 2769105, 2953712, 3322926, 3692140, 4430568, 4984389, 5538210, 6645852, 7384280, 8307315, 8861136, 9968778, 11076420, 13291704, 14768560, 16614630, 19937556, 22152840, 24921945, 26583408, 33229260, 39875112, 44305680, 49843890, 66458520, 79750224, 99687780, 132917040, 199375560, 398751120]

約数ペア:

[(1, 398751120), (2, 199375560), (3, 132917040), (4, 99687780), (5, 79750224), (6, 66458520), (8, 49843890), (9, 44305680), (10, 39875112), (12, 33229260), (15, 26583408), (16, 24921945), (18, 22152840), (20, 19937556), (24, 16614630), (27, 14768560), (30, 13291704), (36, 11076420), (40, 9968778), (45, 8861136), (48, 8307315), (54, 7384280), (60, 6645852), (72, 5538210), (80, 4984389), (90, 4430568), (108, 3692140), (120, 3322926), (135, 2953712), (144, 2769105), (180, 2215284), (216, 1846070), (240, 1661463), (270, 1476856), (360, 1107642), (432, 923035), (540, 738428), (720, 553821), (1080, 369214), (2160, 184607)]