178908120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8147}}^1$

素因数の和:8225

約数の個数: 96

約数和(自身を含む): 591055920

約数和(自身を除く): 412147800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 8147, 10980, 16294, 21960, 24441, 32588, 40735, 48882, 65176, 73323, 81470, 97764, 122205, 146646, 162940, 195528, 244410, 293292, 325880, 366615, 488820, 496967, 586584, 733230, 977640, 993934, 1466460, 1490901, 1987868, 2484835, 2932920, 2981802, 3975736, 4472703, 4969670, 5963604, 7454505, 8945406, 9939340, 11927208, 14909010, 17890812, 19878680, 22363515, 29818020, 35781624, 44727030, 59636040, 89454060, 178908120]

約数ペア:

[(1, 178908120), (2, 89454060), (3, 59636040), (4, 44727030), (5, 35781624), (6, 29818020), (8, 22363515), (9, 19878680), (10, 17890812), (12, 14909010), (15, 11927208), (18, 9939340), (20, 8945406), (24, 7454505), (30, 5963604), (36, 4969670), (40, 4472703), (45, 3975736), (60, 2981802), (61, 2932920), (72, 2484835), (90, 1987868), (120, 1490901), (122, 1466460), (180, 993934), (183, 977640), (244, 733230), (305, 586584), (360, 496967), (366, 488820), (488, 366615), (549, 325880), (610, 293292), (732, 244410), (915, 195528), (1098, 162940), (1220, 146646), (1464, 122205), (1830, 97764), (2196, 81470), (2440, 73323), (2745, 65176), (3660, 48882), (4392, 40735), (5490, 32588), (7320, 24441), (8147, 21960), (10980, 16294)]