28479120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1109}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 89190720

約数和(自身を除く): 60711600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1109, 1284, 1605, 1712, 2140, 2218, 2568, 3210, 3327, 4280, 4436, 5136, 5545, 6420, 6654, 8560, 8872, 11090, 12840, 13308, 16635, 17744, 22180, 25680, 26616, 33270, 44360, 53232, 66540, 88720, 118663, 133080, 237326, 266160, 355989, 474652, 593315, 711978, 949304, 1186630, 1423956, 1779945, 1898608, 2373260, 2847912, 3559890, 4746520, 5695824, 7119780, 9493040, 14239560, 28479120]

約数ペア:

[(1, 28479120), (2, 14239560), (3, 9493040), (4, 7119780), (5, 5695824), (6, 4746520), (8, 3559890), (10, 2847912), (12, 2373260), (15, 1898608), (16, 1779945), (20, 1423956), (24, 1186630), (30, 949304), (40, 711978), (48, 593315), (60, 474652), (80, 355989), (107, 266160), (120, 237326), (214, 133080), (240, 118663), (321, 88720), (428, 66540), (535, 53232), (642, 44360), (856, 33270), (1070, 26616), (1109, 25680), (1284, 22180), (1605, 17744), (1712, 16635), (2140, 13308), (2218, 12840), (2568, 11090), (3210, 8872), (3327, 8560), (4280, 6654), (4436, 6420), (5136, 5545)]