78110640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:867

約数の個数: 120

約数和(自身を含む): 264374448

約数和(自身を除く): 186263808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 471, 628, 691, 720, 785, 942, 1256, 1382, 1413, 1570, 1884, 2073, 2355, 2512, 2764, 2826, 3140, 3455, 3768, 4146, 4710, 5528, 5652, 6219, 6280, 6910, 7065, 7536, 8292, 9420, 10365, 11056, 11304, 12438, 12560, 13820, 14130, 16584, 18840, 20730, 22608, 24876, 27640, 28260, 31095, 33168, 37680, 41460, 49752, 55280, 56520, 62190, 82920, 99504, 108487, 113040, 124380, 165840, 216974, 248760, 325461, 433948, 497520, 542435, 650922, 867896, 976383, 1084870, 1301844, 1627305, 1735792, 1952766, 2169740, 2603688, 3254610, 3905532, 4339480, 4881915, 5207376, 6509220, 7811064, 8678960, 9763830, 13018440, 15622128, 19527660, 26036880, 39055320, 78110640]

約数ペア:

[(1, 78110640), (2, 39055320), (3, 26036880), (4, 19527660), (5, 15622128), (6, 13018440), (8, 9763830), (9, 8678960), (10, 7811064), (12, 6509220), (15, 5207376), (16, 4881915), (18, 4339480), (20, 3905532), (24, 3254610), (30, 2603688), (36, 2169740), (40, 1952766), (45, 1735792), (48, 1627305), (60, 1301844), (72, 1084870), (80, 976383), (90, 867896), (120, 650922), (144, 542435), (157, 497520), (180, 433948), (240, 325461), (314, 248760), (360, 216974), (471, 165840), (628, 124380), (691, 113040), (720, 108487), (785, 99504), (942, 82920), (1256, 62190), (1382, 56520), (1413, 55280), (1570, 49752), (1884, 41460), (2073, 37680), (2355, 33168), (2512, 31095), (2764, 28260), (2826, 27640), (3140, 24876), (3455, 22608), (3768, 20730), (4146, 18840), (4710, 16584), (5528, 14130), (5652, 13820), (6219, 12560), (6280, 12438), (6910, 11304), (7065, 11056), (7536, 10365), (8292, 9420)]