74719440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:837

約数の個数: 120

約数和(自身を含む): 252913128

約数和(自身を除く): 178193688

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, 661, 720, 785, 942, 1256, 1322, 1413, 1570, 1884, 1983, 2355, 2512, 2644, 2826, 3140, 3305, 3768, 3966, 4710, 5288, 5652, 5949, 6280, 6610, 7065, 7536, 7932, 9420, 9915, 10576, 11304, 11898, 12560, 13220, 14130, 15864, 18840, 19830, 22608, 23796, 26440, 28260, 29745, 31728, 37680, 39660, 47592, 52880, 56520, 59490, 79320, 95184, 103777, 113040, 118980, 158640, 207554, 237960, 311331, 415108, 475920, 518885, 622662, 830216, 933993, 1037770, 1245324, 1556655, 1660432, 1867986, 2075540, 2490648, 3113310, 3735972, 4151080, 4669965, 4981296, 6226620, 7471944, 8302160, 9339930, 12453240, 14943888, 18679860, 24906480, 37359720, 74719440]

約数ペア:

[(1, 74719440), (2, 37359720), (3, 24906480), (4, 18679860), (5, 14943888), (6, 12453240), (8, 9339930), (9, 8302160), (10, 7471944), (12, 6226620), (15, 4981296), (16, 4669965), (18, 4151080), (20, 3735972), (24, 3113310), (30, 2490648), (36, 2075540), (40, 1867986), (45, 1660432), (48, 1556655), (60, 1245324), (72, 1037770), (80, 933993), (90, 830216), (120, 622662), (144, 518885), (157, 475920), (180, 415108), (240, 311331), (314, 237960), (360, 207554), (471, 158640), (628, 118980), (661, 113040), (720, 103777), (785, 95184), (942, 79320), (1256, 59490), (1322, 56520), (1413, 52880), (1570, 47592), (1884, 39660), (1983, 37680), (2355, 31728), (2512, 29745), (2644, 28260), (2826, 26440), (3140, 23796), (3305, 22608), (3768, 19830), (3966, 18840), (4710, 15864), (5288, 14130), (5652, 13220), (5949, 12560), (6280, 11898), (6610, 11304), (7065, 10576), (7536, 9915), (7932, 9420)]