1221286560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10301}}^1$

素因数の和:10351

約数の個数: 192

約数和(自身を含む): 4361454720

約数和(自身を除く): 3140168160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 416, 456, 480, 494, 520, 570, 608, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1248, 1482, 1520, 1560, 1824, 1976, 2080, 2280, 2470, 2964, 3040, 3120, 3705, 3952, 4560, 4940, 5928, 6240, 7410, 7904, 9120, 9880, 10301, 11856, 14820, 19760, 20602, 23712, 29640, 30903, 39520, 41204, 51505, 59280, 61806, 82408, 103010, 118560, 123612, 133913, 154515, 164816, 195719, 206020, 247224, 267826, 309030, 329632, 391438, 401739, 412040, 494448, 535652, 587157, 618060, 669565, 782876, 803478, 824080, 978595, 988896, 1071304, 1174314, 1236120, 1339130, 1565752, 1606956, 1648160, 1957190, 2008695, 2142608, 2348628, 2472240, 2544347, 2678260, 2935785, 3131504, 3213912, 3914380, 4017390, 4285216, 4697256, 4944480, 5088694, 5356520, 5871570, 6263008, 6427824, 7633041, 7828760, 8034780, 9394512, 10177388, 10713040, 11743140, 12721735, 12855648, 15266082, 15657520, 16069560, 18789024, 20354776, 21426080, 23486280, 25443470, 30532164, 31315040, 32139120, 38165205, 40709552, 46972560, 50886940, 61064328, 64278240, 76330410, 81419104, 93945120, 101773880, 122128656, 152660820, 203547760, 244257312, 305321640, 407095520, 610643280, 1221286560]

約数ペア:

[(1, 1221286560), (2, 610643280), (3, 407095520), (4, 305321640), (5, 244257312), (6, 203547760), (8, 152660820), (10, 122128656), (12, 101773880), (13, 93945120), (15, 81419104), (16, 76330410), (19, 64278240), (20, 61064328), (24, 50886940), (26, 46972560), (30, 40709552), (32, 38165205), (38, 32139120), (39, 31315040), (40, 30532164), (48, 25443470), (52, 23486280), (57, 21426080), (60, 20354776), (65, 18789024), (76, 16069560), (78, 15657520), (80, 15266082), (95, 12855648), (96, 12721735), (104, 11743140), (114, 10713040), (120, 10177388), (130, 9394512), (152, 8034780), (156, 7828760), (160, 7633041), (190, 6427824), (195, 6263008), (208, 5871570), (228, 5356520), (240, 5088694), (247, 4944480), (260, 4697256), (285, 4285216), (304, 4017390), (312, 3914380), (380, 3213912), (390, 3131504), (416, 2935785), (456, 2678260), (480, 2544347), (494, 2472240), (520, 2348628), (570, 2142608), (608, 2008695), (624, 1957190), (741, 1648160), (760, 1606956), (780, 1565752), (912, 1339130), (988, 1236120), (1040, 1174314), (1140, 1071304), (1235, 988896), (1248, 978595), (1482, 824080), (1520, 803478), (1560, 782876), (1824, 669565), (1976, 618060), (2080, 587157), (2280, 535652), (2470, 494448), (2964, 412040), (3040, 401739), (3120, 391438), (3705, 329632), (3952, 309030), (4560, 267826), (4940, 247224), (5928, 206020), (6240, 195719), (7410, 164816), (7904, 154515), (9120, 133913), (9880, 123612), (10301, 118560), (11856, 103010), (14820, 82408), (19760, 61806), (20602, 59280), (23712, 51505), (29640, 41204), (30903, 39520)]