42691590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 123171840

約数和(自身を除く): 80480250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 71, 85, 90, 102, 131, 135, 142, 153, 170, 213, 255, 262, 270, 306, 355, 393, 426, 459, 510, 639, 655, 710, 765, 786, 918, 1065, 1179, 1207, 1278, 1310, 1530, 1917, 1965, 2130, 2227, 2295, 2358, 2414, 3195, 3537, 3621, 3834, 3930, 4454, 4590, 5895, 6035, 6390, 6681, 7074, 7242, 9301, 9585, 10863, 11135, 11790, 12070, 13362, 17685, 18105, 18602, 19170, 20043, 21726, 22270, 27903, 32589, 33405, 35370, 36210, 40086, 46505, 54315, 55806, 60129, 65178, 66810, 83709, 93010, 100215, 108630, 120258, 139515, 158117, 162945, 167418, 200430, 251127, 279030, 300645, 316234, 325890, 418545, 474351, 502254, 601290, 790585, 837090, 948702, 1255635, 1423053, 1581170, 2371755, 2511270, 2846106, 4269159, 4743510, 7115265, 8538318, 14230530, 21345795, 42691590]

約数ペア:

[(1, 42691590), (2, 21345795), (3, 14230530), (5, 8538318), (6, 7115265), (9, 4743510), (10, 4269159), (15, 2846106), (17, 2511270), (18, 2371755), (27, 1581170), (30, 1423053), (34, 1255635), (45, 948702), (51, 837090), (54, 790585), (71, 601290), (85, 502254), (90, 474351), (102, 418545), (131, 325890), (135, 316234), (142, 300645), (153, 279030), (170, 251127), (213, 200430), (255, 167418), (262, 162945), (270, 158117), (306, 139515), (355, 120258), (393, 108630), (426, 100215), (459, 93010), (510, 83709), (639, 66810), (655, 65178), (710, 60129), (765, 55806), (786, 54315), (918, 46505), (1065, 40086), (1179, 36210), (1207, 35370), (1278, 33405), (1310, 32589), (1530, 27903), (1917, 22270), (1965, 21726), (2130, 20043), (2227, 19170), (2295, 18602), (2358, 18105), (2414, 17685), (3195, 13362), (3537, 12070), (3621, 11790), (3834, 11135), (3930, 10863), (4454, 9585), (4590, 9301), (5895, 7242), (6035, 7074), (6390, 6681)]