128631120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5009}}^1$

素因数の和:5132

約数の個数: 80

約数和(自身を含む): 402563520

約数和(自身を除く): 273932400

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, 1284, 1605, 1712, 2140, 2568, 3210, 4280, 5009, 5136, 6420, 8560, 10018, 12840, 15027, 20036, 25045, 25680, 30054, 40072, 50090, 60108, 75135, 80144, 100180, 120216, 150270, 200360, 240432, 300540, 400720, 535963, 601080, 1071926, 1202160, 1607889, 2143852, 2679815, 3215778, 4287704, 5359630, 6431556, 8039445, 8575408, 10719260, 12863112, 16078890, 21438520, 25726224, 32157780, 42877040, 64315560, 128631120]

約数ペア:

[(1, 128631120), (2, 64315560), (3, 42877040), (4, 32157780), (5, 25726224), (6, 21438520), (8, 16078890), (10, 12863112), (12, 10719260), (15, 8575408), (16, 8039445), (20, 6431556), (24, 5359630), (30, 4287704), (40, 3215778), (48, 2679815), (60, 2143852), (80, 1607889), (107, 1202160), (120, 1071926), (214, 601080), (240, 535963), (321, 400720), (428, 300540), (535, 240432), (642, 200360), (856, 150270), (1070, 120216), (1284, 100180), (1605, 80144), (1712, 75135), (2140, 60108), (2568, 50090), (3210, 40072), (4280, 30054), (5009, 25680), (5136, 25045), (6420, 20036), (8560, 15027), (10018, 12840)]