86687880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 276566400

約数和(自身を除く): 189878520

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, 152, 190, 193, 197, 228, 285, 380, 386, 394, 456, 570, 579, 591, 760, 772, 788, 965, 985, 1140, 1158, 1182, 1544, 1576, 1930, 1970, 2280, 2316, 2364, 2895, 2955, 3667, 3743, 3860, 3940, 4632, 4728, 5790, 5910, 7334, 7486, 7720, 7880, 11001, 11229, 11580, 11820, 14668, 14972, 18335, 18715, 22002, 22458, 23160, 23640, 29336, 29944, 36670, 37430, 38021, 44004, 44916, 55005, 56145, 73340, 74860, 76042, 88008, 89832, 110010, 112290, 114063, 146680, 149720, 152084, 190105, 220020, 224580, 228126, 304168, 380210, 440040, 449160, 456252, 570315, 722399, 760420, 912504, 1140630, 1444798, 1520840, 2167197, 2281260, 2889596, 3611995, 4334394, 4562520, 5779192, 7223990, 8668788, 10835985, 14447980, 17337576, 21671970, 28895960, 43343940, 86687880]

約数ペア:

[(1, 86687880), (2, 43343940), (3, 28895960), (4, 21671970), (5, 17337576), (6, 14447980), (8, 10835985), (10, 8668788), (12, 7223990), (15, 5779192), (19, 4562520), (20, 4334394), (24, 3611995), (30, 2889596), (38, 2281260), (40, 2167197), (57, 1520840), (60, 1444798), (76, 1140630), (95, 912504), (114, 760420), (120, 722399), (152, 570315), (190, 456252), (193, 449160), (197, 440040), (228, 380210), (285, 304168), (380, 228126), (386, 224580), (394, 220020), (456, 190105), (570, 152084), (579, 149720), (591, 146680), (760, 114063), (772, 112290), (788, 110010), (965, 89832), (985, 88008), (1140, 76042), (1158, 74860), (1182, 73340), (1544, 56145), (1576, 55005), (1930, 44916), (1970, 44004), (2280, 38021), (2316, 37430), (2364, 36670), (2895, 29944), (2955, 29336), (3667, 23640), (3743, 23160), (3860, 22458), (3940, 22002), (4632, 18715), (4728, 18335), (5790, 14972), (5910, 14668), (7334, 11820), (7486, 11580), (7720, 11229), (7880, 11001)]