15356180

素因数分解:

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

素因数の和:309

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 25286380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 251, 266, 322, 380, 437, 460, 502, 532, 644, 665, 805, 874, 1004, 1255, 1330, 1610, 1748, 1757, 2185, 2510, 2660, 3059, 3220, 3514, 4370, 4769, 5020, 5773, 6118, 7028, 8740, 8785, 9538, 11546, 12236, 15295, 17570, 19076, 23092, 23845, 28865, 30590, 33383, 35140, 40411, 47690, 57730, 61180, 66766, 80822, 95380, 109687, 115460, 133532, 161644, 166915, 202055, 219374, 333830, 404110, 438748, 548435, 667660, 767809, 808220, 1096870, 1535618, 2193740, 3071236, 3839045, 7678090, 15356180]

約数ペア:

[(1, 15356180), (2, 7678090), (4, 3839045), (5, 3071236), (7, 2193740), (10, 1535618), (14, 1096870), (19, 808220), (20, 767809), (23, 667660), (28, 548435), (35, 438748), (38, 404110), (46, 333830), (70, 219374), (76, 202055), (92, 166915), (95, 161644), (115, 133532), (133, 115460), (140, 109687), (161, 95380), (190, 80822), (230, 66766), (251, 61180), (266, 57730), (322, 47690), (380, 40411), (437, 35140), (460, 33383), (502, 30590), (532, 28865), (644, 23845), (665, 23092), (805, 19076), (874, 17570), (1004, 15295), (1255, 12236), (1330, 11546), (1610, 9538), (1748, 8785), (1757, 8740), (2185, 7028), (2510, 6118), (2660, 5773), (3059, 5020), (3220, 4769), (3514, 4370)]