20121249792

素因数分解:

$2^{11}\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2351}}^1$

素因数の和:2582

約数の個数: 192

約数和(自身を含む): 61641216000

約数和(自身を除く): 41519966208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 199, 224, 256, 336, 384, 398, 448, 512, 597, 672, 768, 796, 896, 1024, 1194, 1344, 1393, 1536, 1592, 1792, 2048, 2351, 2388, 2688, 2786, 3072, 3184, 3584, 4179, 4702, 4776, 5376, 5572, 6144, 6368, 7053, 7168, 8358, 9404, 9552, 10752, 11144, 12736, 14106, 14336, 16457, 16716, 18808, 19104, 21504, 22288, 25472, 28212, 32914, 33432, 37616, 38208, 43008, 44576, 49371, 50944, 56424, 65828, 66864, 75232, 76416, 89152, 98742, 101888, 112848, 131656, 133728, 150464, 152832, 178304, 197484, 203776, 225696, 263312, 267456, 300928, 305664, 356608, 394968, 407552, 451392, 467849, 526624, 534912, 601856, 611328, 713216, 789936, 902784, 935698, 1053248, 1069824, 1203712, 1222656, 1403547, 1426432, 1579872, 1805568, 1871396, 2106496, 2139648, 2407424, 2807094, 2852864, 3159744, 3274943, 3611136, 3742792, 4212992, 4279296, 4814848, 5614188, 6319488, 6549886, 7222272, 7485584, 8425984, 8558592, 9824829, 11228376, 12638976, 13099772, 14444544, 14971168, 16851968, 19649658, 22456752, 25277952, 26199544, 29942336, 33703936, 39299316, 44913504, 50555904, 52399088, 59884672, 78598632, 89827008, 101111808, 104798176, 119769344, 157197264, 179654016, 209596352, 239538688, 314394528, 359308032, 419192704, 479077376, 628789056, 718616064, 838385408, 958154752, 1257578112, 1437232128, 1676770816, 2515156224, 2874464256, 3353541632, 5030312448, 6707083264, 10060624896, 20121249792]

約数ペア:

[(1, 20121249792), (2, 10060624896), (3, 6707083264), (4, 5030312448), (6, 3353541632), (7, 2874464256), (8, 2515156224), (12, 1676770816), (14, 1437232128), (16, 1257578112), (21, 958154752), (24, 838385408), (28, 718616064), (32, 628789056), (42, 479077376), (48, 419192704), (56, 359308032), (64, 314394528), (84, 239538688), (96, 209596352), (112, 179654016), (128, 157197264), (168, 119769344), (192, 104798176), (199, 101111808), (224, 89827008), (256, 78598632), (336, 59884672), (384, 52399088), (398, 50555904), (448, 44913504), (512, 39299316), (597, 33703936), (672, 29942336), (768, 26199544), (796, 25277952), (896, 22456752), (1024, 19649658), (1194, 16851968), (1344, 14971168), (1393, 14444544), (1536, 13099772), (1592, 12638976), (1792, 11228376), (2048, 9824829), (2351, 8558592), (2388, 8425984), (2688, 7485584), (2786, 7222272), (3072, 6549886), (3184, 6319488), (3584, 5614188), (4179, 4814848), (4702, 4279296), (4776, 4212992), (5376, 3742792), (5572, 3611136), (6144, 3274943), (6368, 3159744), (7053, 2852864), (7168, 2807094), (8358, 2407424), (9404, 2139648), (9552, 2106496), (10752, 1871396), (11144, 1805568), (12736, 1579872), (14106, 1426432), (14336, 1403547), (16457, 1222656), (16716, 1203712), (18808, 1069824), (19104, 1053248), (21504, 935698), (22288, 902784), (25472, 789936), (28212, 713216), (32914, 611328), (33432, 601856), (37616, 534912), (38208, 526624), (43008, 467849), (44576, 451392), (49371, 407552), (50944, 394968), (56424, 356608), (65828, 305664), (66864, 300928), (75232, 267456), (76416, 263312), (89152, 225696), (98742, 203776), (101888, 197484), (112848, 178304), (131656, 152832), (133728, 150464)]