30712360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 56378840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 92, 95, 115, 133, 140, 152, 161, 184, 190, 230, 251, 266, 280, 322, 380, 437, 460, 502, 532, 644, 665, 760, 805, 874, 920, 1004, 1064, 1255, 1288, 1330, 1610, 1748, 1757, 2008, 2185, 2510, 2660, 3059, 3220, 3496, 3514, 4370, 4769, 5020, 5320, 5773, 6118, 6440, 7028, 8740, 8785, 9538, 10040, 11546, 12236, 14056, 15295, 17480, 17570, 19076, 23092, 23845, 24472, 28865, 30590, 33383, 35140, 38152, 40411, 46184, 47690, 57730, 61180, 66766, 70280, 80822, 95380, 109687, 115460, 122360, 133532, 161644, 166915, 190760, 202055, 219374, 230920, 267064, 323288, 333830, 404110, 438748, 548435, 667660, 767809, 808220, 877496, 1096870, 1335320, 1535618, 1616440, 2193740, 3071236, 3839045, 4387480, 6142472, 7678090, 15356180, 30712360]

約数ペア:

[(1, 30712360), (2, 15356180), (4, 7678090), (5, 6142472), (7, 4387480), (8, 3839045), (10, 3071236), (14, 2193740), (19, 1616440), (20, 1535618), (23, 1335320), (28, 1096870), (35, 877496), (38, 808220), (40, 767809), (46, 667660), (56, 548435), (70, 438748), (76, 404110), (92, 333830), (95, 323288), (115, 267064), (133, 230920), (140, 219374), (152, 202055), (161, 190760), (184, 166915), (190, 161644), (230, 133532), (251, 122360), (266, 115460), (280, 109687), (322, 95380), (380, 80822), (437, 70280), (460, 66766), (502, 61180), (532, 57730), (644, 47690), (665, 46184), (760, 40411), (805, 38152), (874, 35140), (920, 33383), (1004, 30590), (1064, 28865), (1255, 24472), (1288, 23845), (1330, 23092), (1610, 19076), (1748, 17570), (1757, 17480), (2008, 15295), (2185, 14056), (2510, 12236), (2660, 11546), (3059, 10040), (3220, 9538), (3496, 8785), (3514, 8740), (4370, 7028), (4769, 6440), (5020, 6118), (5320, 5773)]