61424720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 179988480

約数和(自身を除く): 118563760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 80, 92, 95, 112, 115, 133, 140, 152, 161, 184, 190, 230, 251, 266, 280, 304, 322, 368, 380, 437, 460, 502, 532, 560, 644, 665, 760, 805, 874, 920, 1004, 1064, 1255, 1288, 1330, 1520, 1610, 1748, 1757, 1840, 2008, 2128, 2185, 2510, 2576, 2660, 3059, 3220, 3496, 3514, 4016, 4370, 4769, 5020, 5320, 5773, 6118, 6440, 6992, 7028, 8740, 8785, 9538, 10040, 10640, 11546, 12236, 12880, 14056, 15295, 17480, 17570, 19076, 20080, 23092, 23845, 24472, 28112, 28865, 30590, 33383, 34960, 35140, 38152, 40411, 46184, 47690, 48944, 57730, 61180, 66766, 70280, 76304, 80822, 92368, 95380, 109687, 115460, 122360, 133532, 140560, 161644, 166915, 190760, 202055, 219374, 230920, 244720, 267064, 323288, 333830, 381520, 404110, 438748, 461840, 534128, 548435, 646576, 667660, 767809, 808220, 877496, 1096870, 1335320, 1535618, 1616440, 1754992, 2193740, 2670640, 3071236, 3232880, 3839045, 4387480, 6142472, 7678090, 8774960, 12284944, 15356180, 30712360, 61424720]

約数ペア:

[(1, 61424720), (2, 30712360), (4, 15356180), (5, 12284944), (7, 8774960), (8, 7678090), (10, 6142472), (14, 4387480), (16, 3839045), (19, 3232880), (20, 3071236), (23, 2670640), (28, 2193740), (35, 1754992), (38, 1616440), (40, 1535618), (46, 1335320), (56, 1096870), (70, 877496), (76, 808220), (80, 767809), (92, 667660), (95, 646576), (112, 548435), (115, 534128), (133, 461840), (140, 438748), (152, 404110), (161, 381520), (184, 333830), (190, 323288), (230, 267064), (251, 244720), (266, 230920), (280, 219374), (304, 202055), (322, 190760), (368, 166915), (380, 161644), (437, 140560), (460, 133532), (502, 122360), (532, 115460), (560, 109687), (644, 95380), (665, 92368), (760, 80822), (805, 76304), (874, 70280), (920, 66766), (1004, 61180), (1064, 57730), (1255, 48944), (1288, 47690), (1330, 46184), (1520, 40411), (1610, 38152), (1748, 35140), (1757, 34960), (1840, 33383), (2008, 30590), (2128, 28865), (2185, 28112), (2510, 24472), (2576, 23845), (2660, 23092), (3059, 20080), (3220, 19076), (3496, 17570), (3514, 17480), (4016, 15295), (4370, 14056), (4769, 12880), (5020, 12236), (5320, 11546), (5773, 10640), (6118, 10040), (6440, 9538), (6992, 8785), (7028, 8740)]