28876960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 192

約数和(自身を含む): 87091200

約数和(自身を除く): 58214240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 59, 70, 76, 80, 92, 95, 112, 115, 118, 133, 140, 152, 160, 161, 184, 190, 224, 230, 236, 266, 280, 295, 304, 322, 368, 380, 413, 437, 460, 472, 532, 560, 590, 608, 644, 665, 736, 760, 805, 826, 874, 920, 944, 1064, 1120, 1121, 1180, 1288, 1330, 1357, 1520, 1610, 1652, 1748, 1840, 1888, 2065, 2128, 2185, 2242, 2360, 2576, 2660, 2714, 3040, 3059, 3220, 3304, 3496, 3680, 4130, 4256, 4370, 4484, 4720, 5152, 5320, 5428, 5605, 6118, 6440, 6608, 6785, 6992, 7847, 8260, 8740, 8968, 9440, 9499, 10640, 10856, 11210, 12236, 12880, 13216, 13570, 13984, 15295, 15694, 16520, 17480, 17936, 18998, 21280, 21712, 22420, 24472, 25760, 25783, 27140, 30590, 31388, 33040, 34960, 35872, 37996, 39235, 43424, 44840, 47495, 48944, 51566, 54280, 61180, 62776, 66080, 69920, 75992, 78470, 89680, 94990, 97888, 103132, 108560, 122360, 125552, 128915, 151984, 156940, 179360, 180481, 189980, 206264, 217120, 244720, 251104, 257830, 303968, 313880, 360962, 379960, 412528, 489440, 515660, 627760, 721924, 759920, 825056, 902405, 1031320, 1255520, 1443848, 1519840, 1804810, 2062640, 2887696, 3609620, 4125280, 5775392, 7219240, 14438480, 28876960]

約数ペア:

[(1, 28876960), (2, 14438480), (4, 7219240), (5, 5775392), (7, 4125280), (8, 3609620), (10, 2887696), (14, 2062640), (16, 1804810), (19, 1519840), (20, 1443848), (23, 1255520), (28, 1031320), (32, 902405), (35, 825056), (38, 759920), (40, 721924), (46, 627760), (56, 515660), (59, 489440), (70, 412528), (76, 379960), (80, 360962), (92, 313880), (95, 303968), (112, 257830), (115, 251104), (118, 244720), (133, 217120), (140, 206264), (152, 189980), (160, 180481), (161, 179360), (184, 156940), (190, 151984), (224, 128915), (230, 125552), (236, 122360), (266, 108560), (280, 103132), (295, 97888), (304, 94990), (322, 89680), (368, 78470), (380, 75992), (413, 69920), (437, 66080), (460, 62776), (472, 61180), (532, 54280), (560, 51566), (590, 48944), (608, 47495), (644, 44840), (665, 43424), (736, 39235), (760, 37996), (805, 35872), (826, 34960), (874, 33040), (920, 31388), (944, 30590), (1064, 27140), (1120, 25783), (1121, 25760), (1180, 24472), (1288, 22420), (1330, 21712), (1357, 21280), (1520, 18998), (1610, 17936), (1652, 17480), (1748, 16520), (1840, 15694), (1888, 15295), (2065, 13984), (2128, 13570), (2185, 13216), (2242, 12880), (2360, 12236), (2576, 11210), (2660, 10856), (2714, 10640), (3040, 9499), (3059, 9440), (3220, 8968), (3304, 8740), (3496, 8260), (3680, 7847), (4130, 6992), (4256, 6785), (4370, 6608), (4484, 6440), (4720, 6118), (5152, 5605), (5320, 5428)]