204060480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 224

約数和(自身を含む): 709720704

約数和(自身を除く): 505660224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 83, 96, 104, 120, 130, 156, 160, 166, 192, 195, 197, 208, 240, 249, 260, 312, 320, 332, 390, 394, 415, 416, 480, 498, 520, 591, 624, 664, 780, 788, 830, 832, 960, 985, 996, 1040, 1079, 1182, 1245, 1248, 1328, 1560, 1576, 1660, 1970, 1992, 2080, 2158, 2364, 2490, 2496, 2561, 2656, 2955, 3120, 3152, 3237, 3320, 3940, 3984, 4160, 4316, 4728, 4980, 5122, 5312, 5395, 5910, 6240, 6304, 6474, 6640, 7683, 7880, 7968, 8632, 9456, 9960, 10244, 10790, 11820, 12480, 12608, 12805, 12948, 13280, 15366, 15760, 15936, 16185, 16351, 17264, 18912, 19920, 20488, 21580, 23640, 25610, 25896, 26560, 30732, 31520, 32370, 32702, 34528, 37824, 38415, 39840, 40976, 43160, 47280, 49053, 51220, 51792, 61464, 63040, 64740, 65404, 69056, 76830, 79680, 81755, 81952, 86320, 94560, 98106, 102440, 103584, 122928, 129480, 130808, 153660, 163510, 163904, 172640, 189120, 196212, 204880, 207168, 212563, 245265, 245856, 258960, 261616, 307320, 327020, 345280, 392424, 409760, 425126, 490530, 491712, 517920, 523232, 614640, 637689, 654040, 784848, 819520, 850252, 981060, 1035840, 1046464, 1062815, 1229280, 1275378, 1308080, 1569696, 1700504, 1962120, 2125630, 2458560, 2550756, 2616160, 3139392, 3188445, 3401008, 3924240, 4251260, 5101512, 5232320, 6376890, 6802016, 7848480, 8502520, 10203024, 12753780, 13604032, 15696960, 17005040, 20406048, 25507560, 34010080, 40812096, 51015120, 68020160, 102030240, 204060480]

約数ペア:

[(1, 204060480), (2, 102030240), (3, 68020160), (4, 51015120), (5, 40812096), (6, 34010080), (8, 25507560), (10, 20406048), (12, 17005040), (13, 15696960), (15, 13604032), (16, 12753780), (20, 10203024), (24, 8502520), (26, 7848480), (30, 6802016), (32, 6376890), (39, 5232320), (40, 5101512), (48, 4251260), (52, 3924240), (60, 3401008), (64, 3188445), (65, 3139392), (78, 2616160), (80, 2550756), (83, 2458560), (96, 2125630), (104, 1962120), (120, 1700504), (130, 1569696), (156, 1308080), (160, 1275378), (166, 1229280), (192, 1062815), (195, 1046464), (197, 1035840), (208, 981060), (240, 850252), (249, 819520), (260, 784848), (312, 654040), (320, 637689), (332, 614640), (390, 523232), (394, 517920), (415, 491712), (416, 490530), (480, 425126), (498, 409760), (520, 392424), (591, 345280), (624, 327020), (664, 307320), (780, 261616), (788, 258960), (830, 245856), (832, 245265), (960, 212563), (985, 207168), (996, 204880), (1040, 196212), (1079, 189120), (1182, 172640), (1245, 163904), (1248, 163510), (1328, 153660), (1560, 130808), (1576, 129480), (1660, 122928), (1970, 103584), (1992, 102440), (2080, 98106), (2158, 94560), (2364, 86320), (2490, 81952), (2496, 81755), (2561, 79680), (2656, 76830), (2955, 69056), (3120, 65404), (3152, 64740), (3237, 63040), (3320, 61464), (3940, 51792), (3984, 51220), (4160, 49053), (4316, 47280), (4728, 43160), (4980, 40976), (5122, 39840), (5312, 38415), (5395, 37824), (5910, 34528), (6240, 32702), (6304, 32370), (6474, 31520), (6640, 30732), (7683, 26560), (7880, 25896), (7968, 25610), (8632, 23640), (9456, 21580), (9960, 20488), (10244, 19920), (10790, 18912), (11820, 17264), (12480, 16351), (12608, 16185), (12805, 15936), (12948, 15760), (13280, 15366)]