49040520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 156988800

約数和(自身を除く): 107948280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 137, 152, 157, 190, 228, 274, 285, 314, 380, 411, 456, 471, 548, 570, 628, 685, 760, 785, 822, 942, 1096, 1140, 1256, 1370, 1570, 1644, 1884, 2055, 2280, 2355, 2603, 2740, 2983, 3140, 3288, 3768, 4110, 4710, 5206, 5480, 5966, 6280, 7809, 8220, 8949, 9420, 10412, 11932, 13015, 14915, 15618, 16440, 17898, 18840, 20824, 21509, 23864, 26030, 29830, 31236, 35796, 39045, 43018, 44745, 52060, 59660, 62472, 64527, 71592, 78090, 86036, 89490, 104120, 107545, 119320, 129054, 156180, 172072, 178980, 215090, 258108, 312360, 322635, 357960, 408671, 430180, 516216, 645270, 817342, 860360, 1226013, 1290540, 1634684, 2043355, 2452026, 2581080, 3269368, 4086710, 4904052, 6130065, 8173420, 9808104, 12260130, 16346840, 24520260, 49040520]

約数ペア:

[(1, 49040520), (2, 24520260), (3, 16346840), (4, 12260130), (5, 9808104), (6, 8173420), (8, 6130065), (10, 4904052), (12, 4086710), (15, 3269368), (19, 2581080), (20, 2452026), (24, 2043355), (30, 1634684), (38, 1290540), (40, 1226013), (57, 860360), (60, 817342), (76, 645270), (95, 516216), (114, 430180), (120, 408671), (137, 357960), (152, 322635), (157, 312360), (190, 258108), (228, 215090), (274, 178980), (285, 172072), (314, 156180), (380, 129054), (411, 119320), (456, 107545), (471, 104120), (548, 89490), (570, 86036), (628, 78090), (685, 71592), (760, 64527), (785, 62472), (822, 59660), (942, 52060), (1096, 44745), (1140, 43018), (1256, 39045), (1370, 35796), (1570, 31236), (1644, 29830), (1884, 26030), (2055, 23864), (2280, 21509), (2355, 20824), (2603, 18840), (2740, 17898), (2983, 16440), (3140, 15618), (3288, 14915), (3768, 13015), (4110, 11932), (4710, 10412), (5206, 9420), (5480, 8949), (5966, 8220), (6280, 7809)]