80503320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4273}}^1$

素因数の和:4444

約数の個数: 64

約数和(自身を含む): 243105120

約数和(自身を除く): 162601800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4273, 4710, 6280, 8546, 9420, 12819, 17092, 18840, 21365, 25638, 34184, 42730, 51276, 64095, 85460, 102552, 128190, 170920, 256380, 512760, 670861, 1341722, 2012583, 2683444, 3354305, 4025166, 5366888, 6708610, 8050332, 10062915, 13417220, 16100664, 20125830, 26834440, 40251660, 80503320]

約数ペア:

[(1, 80503320), (2, 40251660), (3, 26834440), (4, 20125830), (5, 16100664), (6, 13417220), (8, 10062915), (10, 8050332), (12, 6708610), (15, 5366888), (20, 4025166), (24, 3354305), (30, 2683444), (40, 2012583), (60, 1341722), (120, 670861), (157, 512760), (314, 256380), (471, 170920), (628, 128190), (785, 102552), (942, 85460), (1256, 64095), (1570, 51276), (1884, 42730), (2355, 34184), (3140, 25638), (3768, 21365), (4273, 18840), (4710, 17092), (6280, 12819), (8546, 9420)]