77017920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 224

約数和(自身を含む): 285097728

約数和(自身を除く): 208079808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 140, 146, 157, 160, 168, 192, 210, 219, 224, 240, 280, 292, 314, 320, 336, 365, 420, 438, 448, 471, 480, 511, 560, 584, 628, 672, 730, 785, 840, 876, 942, 960, 1022, 1095, 1099, 1120, 1168, 1256, 1344, 1460, 1533, 1570, 1680, 1752, 1884, 2044, 2190, 2198, 2240, 2336, 2355, 2512, 2555, 2920, 3066, 3140, 3297, 3360, 3504, 3768, 4088, 4380, 4396, 4672, 4710, 5024, 5110, 5495, 5840, 6132, 6280, 6594, 6720, 7008, 7536, 7665, 8176, 8760, 8792, 9420, 10048, 10220, 10990, 11461, 11680, 12264, 12560, 13188, 14016, 15072, 15330, 16352, 16485, 17520, 17584, 18840, 20440, 21980, 22922, 23360, 24528, 25120, 26376, 30144, 30660, 32704, 32970, 34383, 35040, 35168, 37680, 40880, 43960, 45844, 49056, 50240, 52752, 57305, 61320, 65940, 68766, 70080, 70336, 75360, 80227, 81760, 87920, 91688, 98112, 105504, 114610, 122640, 131880, 137532, 150720, 160454, 163520, 171915, 175840, 183376, 211008, 229220, 240681, 245280, 263760, 275064, 320908, 343830, 351680, 366752, 401135, 458440, 481362, 490560, 527520, 550128, 641816, 687660, 733504, 802270, 916880, 962724, 1055040, 1100256, 1203405, 1283632, 1375320, 1604540, 1833760, 1925448, 2200512, 2406810, 2567264, 2750640, 3209080, 3667520, 3850896, 4813620, 5134528, 5501280, 6418160, 7701792, 9627240, 11002560, 12836320, 15403584, 19254480, 25672640, 38508960, 77017920]

約数ペア:

[(1, 77017920), (2, 38508960), (3, 25672640), (4, 19254480), (5, 15403584), (6, 12836320), (7, 11002560), (8, 9627240), (10, 7701792), (12, 6418160), (14, 5501280), (15, 5134528), (16, 4813620), (20, 3850896), (21, 3667520), (24, 3209080), (28, 2750640), (30, 2567264), (32, 2406810), (35, 2200512), (40, 1925448), (42, 1833760), (48, 1604540), (56, 1375320), (60, 1283632), (64, 1203405), (70, 1100256), (73, 1055040), (80, 962724), (84, 916880), (96, 802270), (105, 733504), (112, 687660), (120, 641816), (140, 550128), (146, 527520), (157, 490560), (160, 481362), (168, 458440), (192, 401135), (210, 366752), (219, 351680), (224, 343830), (240, 320908), (280, 275064), (292, 263760), (314, 245280), (320, 240681), (336, 229220), (365, 211008), (420, 183376), (438, 175840), (448, 171915), (471, 163520), (480, 160454), (511, 150720), (560, 137532), (584, 131880), (628, 122640), (672, 114610), (730, 105504), (785, 98112), (840, 91688), (876, 87920), (942, 81760), (960, 80227), (1022, 75360), (1095, 70336), (1099, 70080), (1120, 68766), (1168, 65940), (1256, 61320), (1344, 57305), (1460, 52752), (1533, 50240), (1570, 49056), (1680, 45844), (1752, 43960), (1884, 40880), (2044, 37680), (2190, 35168), (2198, 35040), (2240, 34383), (2336, 32970), (2355, 32704), (2512, 30660), (2555, 30144), (2920, 26376), (3066, 25120), (3140, 24528), (3297, 23360), (3360, 22922), (3504, 21980), (3768, 20440), (4088, 18840), (4380, 17584), (4396, 17520), (4672, 16485), (4710, 16352), (5024, 15330), (5110, 15072), (5495, 14016), (5840, 13188), (6132, 12560), (6280, 12264), (6594, 11680), (6720, 11461), (7008, 10990), (7536, 10220), (7665, 10048), (8176, 9420), (8760, 8792)]