15980130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{641}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 41763384

約数和(自身を除く): 25783254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 277, 554, 641, 831, 1282, 1385, 1662, 1923, 2493, 2770, 3205, 3846, 4155, 4986, 5769, 6410, 8310, 9615, 11538, 12465, 19230, 24930, 28845, 57690, 177557, 355114, 532671, 887785, 1065342, 1598013, 1775570, 2663355, 3196026, 5326710, 7990065, 15980130]

約数ペア:

[(1, 15980130), (2, 7990065), (3, 5326710), (5, 3196026), (6, 2663355), (9, 1775570), (10, 1598013), (15, 1065342), (18, 887785), (30, 532671), (45, 355114), (90, 177557), (277, 57690), (554, 28845), (641, 24930), (831, 19230), (1282, 12465), (1385, 11538), (1662, 9615), (1923, 8310), (2493, 6410), (2770, 5769), (3205, 4986), (3846, 4155)]