129467280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{539447}}^1$

素因数の和:539463

約数の個数: 40

約数和(自身を含む): 401349312

約数和(自身を除く): 271882032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 539447, 1078894, 1618341, 2157788, 2697235, 3236682, 4315576, 5394470, 6473364, 8091705, 8631152, 10788940, 12946728, 16183410, 21577880, 25893456, 32366820, 43155760, 64733640, 129467280]

約数ペア:

[(1, 129467280), (2, 64733640), (3, 43155760), (4, 32366820), (5, 25893456), (6, 21577880), (8, 16183410), (10, 12946728), (12, 10788940), (15, 8631152), (16, 8091705), (20, 6473364), (24, 5394470), (30, 4315576), (40, 3236682), (48, 2697235), (60, 2157788), (80, 1618341), (120, 1078894), (240, 539447)]