280057590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{17987}}^1$

素因数の和:18173

約数の個数: 48

約数和(自身を含む): 732399408

約数和(自身を除く): 452341818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1557, 1730, 2595, 3114, 5190, 7785, 15570, 17987, 35974, 53961, 89935, 107922, 161883, 179870, 269805, 323766, 539610, 809415, 1618830, 3111751, 6223502, 9335253, 15558755, 18670506, 28005759, 31117510, 46676265, 56011518, 93352530, 140028795, 280057590]

約数ペア:

[(1, 280057590), (2, 140028795), (3, 93352530), (5, 56011518), (6, 46676265), (9, 31117510), (10, 28005759), (15, 18670506), (18, 15558755), (30, 9335253), (45, 6223502), (90, 3111751), (173, 1618830), (346, 809415), (519, 539610), (865, 323766), (1038, 269805), (1557, 179870), (1730, 161883), (2595, 107922), (3114, 89935), (5190, 53961), (7785, 35974), (15570, 17987)]