30907320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257561}}^1$

素因数の和:257575

約数の個数: 32

約数和(自身を含む): 92722320

約数和(自身を除く): 61815000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257561, 515122, 772683, 1030244, 1287805, 1545366, 2060488, 2575610, 3090732, 3863415, 5151220, 6181464, 7726830, 10302440, 15453660, 30907320]

約数ペア:

[(1, 30907320), (2, 15453660), (3, 10302440), (4, 7726830), (5, 6181464), (6, 5151220), (8, 3863415), (10, 3090732), (12, 2575610), (15, 2060488), (20, 1545366), (24, 1287805), (30, 1030244), (40, 772683), (60, 515122), (120, 257561)]