388962840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7591}}^1$

素因数の和:7673

約数の個数: 128

約数和(自身を含む): 1355627520

約数和(自身を除く): 966664680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 7591, 8540, 10248, 12810, 15182, 17080, 22773, 25620, 30364, 37955, 45546, 51240, 53137, 60728, 75910, 91092, 106274, 113865, 151820, 159411, 182184, 212548, 227730, 265685, 303640, 318822, 425096, 455460, 463051, 531370, 637644, 797055, 910920, 926102, 1062740, 1275288, 1389153, 1594110, 1852204, 2125480, 2315255, 2778306, 3188220, 3241357, 3704408, 4630510, 5556612, 6376440, 6482714, 6945765, 9261020, 9724071, 11113224, 12965428, 13891530, 16206785, 18522040, 19448142, 25930856, 27783060, 32413570, 38896284, 48620355, 55566120, 64827140, 77792568, 97240710, 129654280, 194481420, 388962840]

約数ペア:

[(1, 388962840), (2, 194481420), (3, 129654280), (4, 97240710), (5, 77792568), (6, 64827140), (7, 55566120), (8, 48620355), (10, 38896284), (12, 32413570), (14, 27783060), (15, 25930856), (20, 19448142), (21, 18522040), (24, 16206785), (28, 13891530), (30, 12965428), (35, 11113224), (40, 9724071), (42, 9261020), (56, 6945765), (60, 6482714), (61, 6376440), (70, 5556612), (84, 4630510), (105, 3704408), (120, 3241357), (122, 3188220), (140, 2778306), (168, 2315255), (183, 2125480), (210, 1852204), (244, 1594110), (280, 1389153), (305, 1275288), (366, 1062740), (420, 926102), (427, 910920), (488, 797055), (610, 637644), (732, 531370), (840, 463051), (854, 455460), (915, 425096), (1220, 318822), (1281, 303640), (1464, 265685), (1708, 227730), (1830, 212548), (2135, 182184), (2440, 159411), (2562, 151820), (3416, 113865), (3660, 106274), (4270, 91092), (5124, 75910), (6405, 60728), (7320, 53137), (7591, 51240), (8540, 45546), (10248, 37955), (12810, 30364), (15182, 25620), (17080, 22773)]