121688560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:903

約数の個数: 120

約数和(自身を含む): 338415840

約数和(自身を除く): 216727280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 839, 980, 1036, 1295, 1480, 1678, 1813, 1960, 2072, 2590, 2960, 3356, 3626, 3920, 4144, 4195, 5180, 5873, 6712, 7252, 8390, 9065, 10360, 11746, 13424, 14504, 16780, 18130, 20720, 23492, 29008, 29365, 31043, 33560, 36260, 41111, 46984, 58730, 62086, 67120, 72520, 82222, 93968, 117460, 124172, 145040, 155215, 164444, 205555, 217301, 234920, 248344, 310430, 328888, 411110, 434602, 469840, 496688, 620860, 657776, 822220, 869204, 1086505, 1241720, 1521107, 1644440, 1738408, 2173010, 2483440, 3042214, 3288880, 3476816, 4346020, 6084428, 7605535, 8692040, 12168856, 15211070, 17384080, 24337712, 30422140, 60844280, 121688560]

約数ペア:

[(1, 121688560), (2, 60844280), (4, 30422140), (5, 24337712), (7, 17384080), (8, 15211070), (10, 12168856), (14, 8692040), (16, 7605535), (20, 6084428), (28, 4346020), (35, 3476816), (37, 3288880), (40, 3042214), (49, 2483440), (56, 2173010), (70, 1738408), (74, 1644440), (80, 1521107), (98, 1241720), (112, 1086505), (140, 869204), (148, 822220), (185, 657776), (196, 620860), (245, 496688), (259, 469840), (280, 434602), (296, 411110), (370, 328888), (392, 310430), (490, 248344), (518, 234920), (560, 217301), (592, 205555), (740, 164444), (784, 155215), (839, 145040), (980, 124172), (1036, 117460), (1295, 93968), (1480, 82222), (1678, 72520), (1813, 67120), (1960, 62086), (2072, 58730), (2590, 46984), (2960, 41111), (3356, 36260), (3626, 33560), (3920, 31043), (4144, 29365), (4195, 29008), (5180, 23492), (5873, 20720), (6712, 18130), (7252, 16780), (8390, 14504), (9065, 13424), (10360, 11746)]