1201781680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 3330724320

約数和(自身を除く): 2128942640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 67, 68, 80, 85, 88, 109, 110, 121, 134, 136, 170, 176, 187, 218, 220, 242, 268, 272, 335, 340, 374, 436, 440, 484, 536, 545, 605, 670, 680, 737, 748, 872, 880, 935, 968, 1072, 1090, 1139, 1199, 1210, 1340, 1360, 1474, 1496, 1744, 1853, 1870, 1936, 2057, 2180, 2278, 2398, 2420, 2680, 2948, 2992, 3685, 3706, 3740, 4114, 4360, 4556, 4796, 4840, 5360, 5695, 5896, 5995, 7303, 7370, 7412, 7480, 8107, 8228, 8720, 9112, 9265, 9592, 9680, 10285, 11390, 11792, 11990, 12529, 13189, 14606, 14740, 14824, 14960, 16214, 16456, 18224, 18530, 19184, 20383, 20570, 22780, 23980, 25058, 26378, 29212, 29480, 29648, 32428, 32912, 36515, 37060, 40535, 40766, 41140, 45560, 47960, 50116, 52756, 58424, 58960, 62645, 64856, 65945, 73030, 74120, 80333, 81070, 81532, 82280, 91120, 95920, 100232, 101915, 105512, 116848, 124151, 125290, 129712, 131890, 137819, 146060, 148240, 160666, 162140, 163064, 164560, 200464, 203830, 211024, 224213, 248302, 250580, 263780, 275638, 292120, 321332, 324280, 326128, 401665, 407660, 448426, 496604, 501160, 527560, 551276, 584240, 620755, 642664, 648560, 689095, 803330, 815320, 883663, 896852, 993208, 1002320, 1055120, 1102552, 1121065, 1241510, 1285328, 1365661, 1378190, 1606660, 1630640, 1767326, 1793704, 1986416, 2205104, 2242130, 2483020, 2731322, 2756380, 3213320, 3534652, 3587408, 4418315, 4484260, 4966040, 5462644, 5512760, 6426640, 6828305, 7069304, 8836630, 8968520, 9932080, 10925288, 11025520, 13656610, 14138608, 15022271, 17673260, 17937040, 21850576, 27313220, 30044542, 35346520, 54626440, 60089084, 70693040, 75111355, 109252880, 120178168, 150222710, 240356336, 300445420, 600890840, 1201781680]

約数ペア:

[(1, 1201781680), (2, 600890840), (4, 300445420), (5, 240356336), (8, 150222710), (10, 120178168), (11, 109252880), (16, 75111355), (17, 70693040), (20, 60089084), (22, 54626440), (34, 35346520), (40, 30044542), (44, 27313220), (55, 21850576), (67, 17937040), (68, 17673260), (80, 15022271), (85, 14138608), (88, 13656610), (109, 11025520), (110, 10925288), (121, 9932080), (134, 8968520), (136, 8836630), (170, 7069304), (176, 6828305), (187, 6426640), (218, 5512760), (220, 5462644), (242, 4966040), (268, 4484260), (272, 4418315), (335, 3587408), (340, 3534652), (374, 3213320), (436, 2756380), (440, 2731322), (484, 2483020), (536, 2242130), (545, 2205104), (605, 1986416), (670, 1793704), (680, 1767326), (737, 1630640), (748, 1606660), (872, 1378190), (880, 1365661), (935, 1285328), (968, 1241510), (1072, 1121065), (1090, 1102552), (1139, 1055120), (1199, 1002320), (1210, 993208), (1340, 896852), (1360, 883663), (1474, 815320), (1496, 803330), (1744, 689095), (1853, 648560), (1870, 642664), (1936, 620755), (2057, 584240), (2180, 551276), (2278, 527560), (2398, 501160), (2420, 496604), (2680, 448426), (2948, 407660), (2992, 401665), (3685, 326128), (3706, 324280), (3740, 321332), (4114, 292120), (4360, 275638), (4556, 263780), (4796, 250580), (4840, 248302), (5360, 224213), (5695, 211024), (5896, 203830), (5995, 200464), (7303, 164560), (7370, 163064), (7412, 162140), (7480, 160666), (8107, 148240), (8228, 146060), (8720, 137819), (9112, 131890), (9265, 129712), (9592, 125290), (9680, 124151), (10285, 116848), (11390, 105512), (11792, 101915), (11990, 100232), (12529, 95920), (13189, 91120), (14606, 82280), (14740, 81532), (14824, 81070), (14960, 80333), (16214, 74120), (16456, 73030), (18224, 65945), (18530, 64856), (19184, 62645), (20383, 58960), (20570, 58424), (22780, 52756), (23980, 50116), (25058, 47960), (26378, 45560), (29212, 41140), (29480, 40766), (29648, 40535), (32428, 37060), (32912, 36515)]