28584180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 87141600

約数和(自身を除く): 58557420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 419, 758, 838, 1137, 1257, 1516, 1676, 1895, 2095, 2274, 2514, 3411, 3771, 3790, 4190, 4548, 5028, 5685, 6285, 6822, 7542, 7580, 8380, 11370, 12570, 13644, 15084, 17055, 18855, 22740, 25140, 34110, 37710, 68220, 75420, 158801, 317602, 476403, 635204, 794005, 952806, 1429209, 1588010, 1905612, 2382015, 2858418, 3176020, 4764030, 5716836, 7146045, 9528060, 14292090, 28584180]

約数ペア:

[(1, 28584180), (2, 14292090), (3, 9528060), (4, 7146045), (5, 5716836), (6, 4764030), (9, 3176020), (10, 2858418), (12, 2382015), (15, 1905612), (18, 1588010), (20, 1429209), (30, 952806), (36, 794005), (45, 635204), (60, 476403), (90, 317602), (180, 158801), (379, 75420), (419, 68220), (758, 37710), (838, 34110), (1137, 25140), (1257, 22740), (1516, 18855), (1676, 17055), (1895, 15084), (2095, 13644), (2274, 12570), (2514, 11370), (3411, 8380), (3771, 7580), (3790, 7542), (4190, 6822), (4548, 6285), (5028, 5685)]