305822720

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 264

約数和(自身を含む): 907295904

約数和(自身を除く): 601473184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 53, 56, 64, 70, 80, 92, 98, 106, 112, 115, 128, 140, 160, 161, 184, 196, 212, 224, 230, 245, 256, 265, 280, 320, 322, 368, 371, 392, 424, 448, 460, 490, 512, 530, 560, 640, 644, 736, 742, 784, 805, 848, 896, 920, 980, 1024, 1060, 1120, 1127, 1219, 1280, 1288, 1472, 1484, 1568, 1610, 1696, 1792, 1840, 1855, 1960, 2120, 2240, 2254, 2438, 2560, 2576, 2597, 2944, 2968, 3136, 3220, 3392, 3584, 3680, 3710, 3920, 4240, 4480, 4508, 4876, 5120, 5152, 5194, 5635, 5888, 5936, 6095, 6272, 6440, 6784, 7168, 7360, 7420, 7840, 8480, 8533, 8960, 9016, 9752, 10304, 10388, 11270, 11776, 11872, 12190, 12544, 12880, 12985, 13568, 14720, 14840, 15680, 16960, 17066, 17920, 18032, 19504, 20608, 20776, 22540, 23552, 23744, 24380, 25088, 25760, 25970, 27136, 29440, 29680, 31360, 33920, 34132, 35840, 36064, 39008, 41216, 41552, 42665, 45080, 47488, 48760, 50176, 51520, 51940, 54272, 58880, 59360, 59731, 62720, 67840, 68264, 72128, 78016, 82432, 83104, 85330, 90160, 94976, 97520, 103040, 103880, 117760, 118720, 119462, 125440, 135680, 136528, 144256, 156032, 164864, 166208, 170660, 180320, 189952, 195040, 206080, 207760, 237440, 238924, 250880, 271360, 273056, 288512, 298655, 312064, 332416, 341320, 360640, 379904, 390080, 412160, 415520, 474880, 477848, 546112, 577024, 597310, 624128, 664832, 682640, 721280, 780160, 824320, 831040, 949760, 955696, 1092224, 1154048, 1194620, 1248256, 1329664, 1365280, 1442560, 1560320, 1662080, 1899520, 1911392, 2184448, 2389240, 2659328, 2730560, 2885120, 3120640, 3324160, 3822784, 4368896, 4778480, 5461120, 5770240, 6241280, 6648320, 7645568, 8737792, 9556960, 10922240, 13296640, 15291136, 19113920, 21844480, 30582272, 38227840, 43688960, 61164544, 76455680, 152911360, 305822720]

約数ペア:

[(1, 305822720), (2, 152911360), (4, 76455680), (5, 61164544), (7, 43688960), (8, 38227840), (10, 30582272), (14, 21844480), (16, 19113920), (20, 15291136), (23, 13296640), (28, 10922240), (32, 9556960), (35, 8737792), (40, 7645568), (46, 6648320), (49, 6241280), (53, 5770240), (56, 5461120), (64, 4778480), (70, 4368896), (80, 3822784), (92, 3324160), (98, 3120640), (106, 2885120), (112, 2730560), (115, 2659328), (128, 2389240), (140, 2184448), (160, 1911392), (161, 1899520), (184, 1662080), (196, 1560320), (212, 1442560), (224, 1365280), (230, 1329664), (245, 1248256), (256, 1194620), (265, 1154048), (280, 1092224), (320, 955696), (322, 949760), (368, 831040), (371, 824320), (392, 780160), (424, 721280), (448, 682640), (460, 664832), (490, 624128), (512, 597310), (530, 577024), (560, 546112), (640, 477848), (644, 474880), (736, 415520), (742, 412160), (784, 390080), (805, 379904), (848, 360640), (896, 341320), (920, 332416), (980, 312064), (1024, 298655), (1060, 288512), (1120, 273056), (1127, 271360), (1219, 250880), (1280, 238924), (1288, 237440), (1472, 207760), (1484, 206080), (1568, 195040), (1610, 189952), (1696, 180320), (1792, 170660), (1840, 166208), (1855, 164864), (1960, 156032), (2120, 144256), (2240, 136528), (2254, 135680), (2438, 125440), (2560, 119462), (2576, 118720), (2597, 117760), (2944, 103880), (2968, 103040), (3136, 97520), (3220, 94976), (3392, 90160), (3584, 85330), (3680, 83104), (3710, 82432), (3920, 78016), (4240, 72128), (4480, 68264), (4508, 67840), (4876, 62720), (5120, 59731), (5152, 59360), (5194, 58880), (5635, 54272), (5888, 51940), (5936, 51520), (6095, 50176), (6272, 48760), (6440, 47488), (6784, 45080), (7168, 42665), (7360, 41552), (7420, 41216), (7840, 39008), (8480, 36064), (8533, 35840), (8960, 34132), (9016, 33920), (9752, 31360), (10304, 29680), (10388, 29440), (11270, 27136), (11776, 25970), (11872, 25760), (12190, 25088), (12544, 24380), (12880, 23744), (12985, 23552), (13568, 22540), (14720, 20776), (14840, 20608), (15680, 19504), (16960, 18032), (17066, 17920)]