123348160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:378

約数の個数: 112

約数和(自身を含む): 320040000

約数和(自身を除く): 196691840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 149, 160, 199, 208, 260, 298, 320, 398, 416, 520, 596, 745, 796, 832, 995, 1040, 1192, 1490, 1592, 1937, 1990, 2080, 2384, 2587, 2980, 3184, 3874, 3980, 4160, 4768, 5174, 5960, 6368, 7748, 7960, 9536, 9685, 10348, 11920, 12736, 12935, 15496, 15920, 19370, 20696, 23840, 25870, 29651, 30992, 31840, 38740, 41392, 47680, 51740, 59302, 61984, 63680, 77480, 82784, 103480, 118604, 123968, 148255, 154960, 165568, 206960, 237208, 296510, 309920, 385463, 413920, 474416, 593020, 619840, 770926, 827840, 948832, 1186040, 1541852, 1897664, 1927315, 2372080, 3083704, 3854630, 4744160, 6167408, 7709260, 9488320, 12334816, 15418520, 24669632, 30837040, 61674080, 123348160]

約数ペア:

[(1, 123348160), (2, 61674080), (4, 30837040), (5, 24669632), (8, 15418520), (10, 12334816), (13, 9488320), (16, 7709260), (20, 6167408), (26, 4744160), (32, 3854630), (40, 3083704), (52, 2372080), (64, 1927315), (65, 1897664), (80, 1541852), (104, 1186040), (130, 948832), (149, 827840), (160, 770926), (199, 619840), (208, 593020), (260, 474416), (298, 413920), (320, 385463), (398, 309920), (416, 296510), (520, 237208), (596, 206960), (745, 165568), (796, 154960), (832, 148255), (995, 123968), (1040, 118604), (1192, 103480), (1490, 82784), (1592, 77480), (1937, 63680), (1990, 61984), (2080, 59302), (2384, 51740), (2587, 47680), (2980, 41392), (3184, 38740), (3874, 31840), (3980, 30992), (4160, 29651), (4768, 25870), (5174, 23840), (5960, 20696), (6368, 19370), (7748, 15920), (7960, 15496), (9536, 12935), (9685, 12736), (10348, 11920)]