176640072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 524509440

約数和(自身を除く): 347869368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 157, 168, 181, 222, 259, 296, 314, 362, 444, 471, 518, 543, 628, 724, 777, 888, 942, 1036, 1086, 1099, 1256, 1267, 1448, 1554, 1884, 2072, 2172, 2198, 2534, 3108, 3297, 3768, 3801, 4344, 4396, 5068, 5809, 6216, 6594, 6697, 7602, 8792, 10136, 11618, 13188, 13394, 15204, 17427, 20091, 23236, 26376, 26788, 28417, 30408, 34854, 40182, 40663, 46472, 46879, 53576, 56834, 69708, 80364, 81326, 85251, 93758, 113668, 121989, 139416, 140637, 160728, 162652, 170502, 187516, 198919, 227336, 243978, 281274, 325304, 341004, 375032, 397838, 487956, 562548, 596757, 682008, 795676, 975912, 1051429, 1125096, 1193514, 1591352, 2102858, 2387028, 3154287, 4205716, 4774056, 6308574, 7360003, 8411432, 12617148, 14720006, 22080009, 25234296, 29440012, 44160018, 58880024, 88320036, 176640072]

約数ペア:

[(1, 176640072), (2, 88320036), (3, 58880024), (4, 44160018), (6, 29440012), (7, 25234296), (8, 22080009), (12, 14720006), (14, 12617148), (21, 8411432), (24, 7360003), (28, 6308574), (37, 4774056), (42, 4205716), (56, 3154287), (74, 2387028), (84, 2102858), (111, 1591352), (148, 1193514), (157, 1125096), (168, 1051429), (181, 975912), (222, 795676), (259, 682008), (296, 596757), (314, 562548), (362, 487956), (444, 397838), (471, 375032), (518, 341004), (543, 325304), (628, 281274), (724, 243978), (777, 227336), (888, 198919), (942, 187516), (1036, 170502), (1086, 162652), (1099, 160728), (1256, 140637), (1267, 139416), (1448, 121989), (1554, 113668), (1884, 93758), (2072, 85251), (2172, 81326), (2198, 80364), (2534, 69708), (3108, 56834), (3297, 53576), (3768, 46879), (3801, 46472), (4344, 40663), (4396, 40182), (5068, 34854), (5809, 30408), (6216, 28417), (6594, 26788), (6697, 26376), (7602, 23236), (8792, 20091), (10136, 17427), (11618, 15204), (13188, 13394)]