221742080

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:324

約数の個数: 176

約数和(自身を含む): 636698880

約数和(自身を除く): 414956800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 269, 280, 320, 322, 368, 448, 460, 512, 538, 560, 640, 644, 736, 805, 896, 920, 1024, 1076, 1120, 1280, 1288, 1345, 1472, 1610, 1792, 1840, 1883, 2152, 2240, 2560, 2576, 2690, 2944, 3220, 3584, 3680, 3766, 4304, 4480, 5120, 5152, 5380, 5888, 6187, 6440, 7168, 7360, 7532, 8608, 8960, 9415, 10304, 10760, 11776, 12374, 12880, 14720, 15064, 17216, 17920, 18830, 20608, 21520, 23552, 24748, 25760, 29440, 30128, 30935, 34432, 35840, 37660, 41216, 43040, 43309, 49496, 51520, 58880, 60256, 61870, 68864, 75320, 82432, 86080, 86618, 98992, 103040, 117760, 120512, 123740, 137728, 150640, 164864, 172160, 173236, 197984, 206080, 216545, 241024, 247480, 275456, 301280, 344320, 346472, 395968, 412160, 433090, 482048, 494960, 602560, 688640, 692944, 791936, 824320, 866180, 964096, 989920, 1205120, 1377280, 1385888, 1583872, 1732360, 1928192, 1979840, 2410240, 2771776, 3167744, 3464720, 3959680, 4820480, 5543552, 6335488, 6929440, 7919360, 9640960, 11087104, 13858880, 15838720, 22174208, 27717760, 31677440, 44348416, 55435520, 110871040, 221742080]

約数ペア:

[(1, 221742080), (2, 110871040), (4, 55435520), (5, 44348416), (7, 31677440), (8, 27717760), (10, 22174208), (14, 15838720), (16, 13858880), (20, 11087104), (23, 9640960), (28, 7919360), (32, 6929440), (35, 6335488), (40, 5543552), (46, 4820480), (56, 3959680), (64, 3464720), (70, 3167744), (80, 2771776), (92, 2410240), (112, 1979840), (115, 1928192), (128, 1732360), (140, 1583872), (160, 1385888), (161, 1377280), (184, 1205120), (224, 989920), (230, 964096), (256, 866180), (269, 824320), (280, 791936), (320, 692944), (322, 688640), (368, 602560), (448, 494960), (460, 482048), (512, 433090), (538, 412160), (560, 395968), (640, 346472), (644, 344320), (736, 301280), (805, 275456), (896, 247480), (920, 241024), (1024, 216545), (1076, 206080), (1120, 197984), (1280, 173236), (1288, 172160), (1345, 164864), (1472, 150640), (1610, 137728), (1792, 123740), (1840, 120512), (1883, 117760), (2152, 103040), (2240, 98992), (2560, 86618), (2576, 86080), (2690, 82432), (2944, 75320), (3220, 68864), (3584, 61870), (3680, 60256), (3766, 58880), (4304, 51520), (4480, 49496), (5120, 43309), (5152, 43040), (5380, 41216), (5888, 37660), (6187, 35840), (6440, 34432), (7168, 30935), (7360, 30128), (7532, 29440), (8608, 25760), (8960, 24748), (9415, 23552), (10304, 21520), (10760, 20608), (11776, 18830), (12374, 17920), (12880, 17216), (14720, 15064)]