18396120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1847}}^1$

素因数の和:1944

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 37487400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1847, 1992, 2490, 3320, 3694, 4980, 5541, 7388, 9235, 9960, 11082, 14776, 18470, 22164, 27705, 36940, 44328, 55410, 73880, 110820, 153301, 221640, 306602, 459903, 613204, 766505, 919806, 1226408, 1533010, 1839612, 2299515, 3066020, 3679224, 4599030, 6132040, 9198060, 18396120]

約数ペア:

[(1, 18396120), (2, 9198060), (3, 6132040), (4, 4599030), (5, 3679224), (6, 3066020), (8, 2299515), (10, 1839612), (12, 1533010), (15, 1226408), (20, 919806), (24, 766505), (30, 613204), (40, 459903), (60, 306602), (83, 221640), (120, 153301), (166, 110820), (249, 73880), (332, 55410), (415, 44328), (498, 36940), (664, 27705), (830, 22164), (996, 18470), (1245, 14776), (1660, 11082), (1847, 9960), (1992, 9235), (2490, 7388), (3320, 5541), (3694, 4980)]