18385320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 55440000

約数和(自身を除く): 37054680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 349, 439, 698, 878, 1047, 1317, 1396, 1745, 1756, 2094, 2195, 2634, 2792, 3490, 3512, 4188, 4390, 5235, 5268, 6585, 6980, 8376, 8780, 10470, 10536, 13170, 13960, 17560, 20940, 26340, 41880, 52680, 153211, 306422, 459633, 612844, 766055, 919266, 1225688, 1532110, 1838532, 2298165, 3064220, 3677064, 4596330, 6128440, 9192660, 18385320]

約数ペア:

[(1, 18385320), (2, 9192660), (3, 6128440), (4, 4596330), (5, 3677064), (6, 3064220), (8, 2298165), (10, 1838532), (12, 1532110), (15, 1225688), (20, 919266), (24, 766055), (30, 612844), (40, 459633), (60, 306422), (120, 153211), (349, 52680), (439, 41880), (698, 26340), (878, 20940), (1047, 17560), (1317, 13960), (1396, 13170), (1745, 10536), (1756, 10470), (2094, 8780), (2195, 8376), (2634, 6980), (2792, 6585), (3490, 5268), (3512, 5235), (4188, 4390)]