18375280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:207

約数の個数: 160

約数和(自身を含む): 56424960

約数和(自身を除く): 38049680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 157, 176, 190, 209, 220, 266, 280, 304, 308, 314, 380, 385, 418, 440, 532, 560, 616, 628, 665, 760, 770, 785, 836, 880, 1045, 1064, 1099, 1232, 1256, 1330, 1463, 1520, 1540, 1570, 1672, 1727, 2090, 2128, 2198, 2512, 2660, 2926, 2983, 3080, 3140, 3344, 3454, 4180, 4396, 5320, 5495, 5852, 5966, 6160, 6280, 6908, 7315, 8360, 8635, 8792, 10640, 10990, 11704, 11932, 12089, 12560, 13816, 14630, 14915, 16720, 17270, 17584, 20881, 21980, 23408, 23864, 24178, 27632, 29260, 29830, 32813, 34540, 41762, 43960, 47728, 48356, 58520, 59660, 60445, 65626, 69080, 83524, 87920, 96712, 104405, 117040, 119320, 120890, 131252, 138160, 164065, 167048, 193424, 208810, 229691, 238640, 241780, 262504, 328130, 334096, 417620, 459382, 483560, 525008, 656260, 835240, 918764, 967120, 1148455, 1312520, 1670480, 1837528, 2296910, 2625040, 3675056, 4593820, 9187640, 18375280]

約数ペア:

[(1, 18375280), (2, 9187640), (4, 4593820), (5, 3675056), (7, 2625040), (8, 2296910), (10, 1837528), (11, 1670480), (14, 1312520), (16, 1148455), (19, 967120), (20, 918764), (22, 835240), (28, 656260), (35, 525008), (38, 483560), (40, 459382), (44, 417620), (55, 334096), (56, 328130), (70, 262504), (76, 241780), (77, 238640), (80, 229691), (88, 208810), (95, 193424), (110, 167048), (112, 164065), (133, 138160), (140, 131252), (152, 120890), (154, 119320), (157, 117040), (176, 104405), (190, 96712), (209, 87920), (220, 83524), (266, 69080), (280, 65626), (304, 60445), (308, 59660), (314, 58520), (380, 48356), (385, 47728), (418, 43960), (440, 41762), (532, 34540), (560, 32813), (616, 29830), (628, 29260), (665, 27632), (760, 24178), (770, 23864), (785, 23408), (836, 21980), (880, 20881), (1045, 17584), (1064, 17270), (1099, 16720), (1232, 14915), (1256, 14630), (1330, 13816), (1463, 12560), (1520, 12089), (1540, 11932), (1570, 11704), (1672, 10990), (1727, 10640), (2090, 8792), (2128, 8635), (2198, 8360), (2512, 7315), (2660, 6908), (2926, 6280), (2983, 6160), (3080, 5966), (3140, 5852), (3344, 5495), (3454, 5320), (4180, 4396)]