245647360

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 707616000

約数和(自身を除く): 461968640

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, 149, 160, 161, 184, 224, 230, 256, 280, 298, 320, 322, 368, 448, 460, 512, 560, 596, 640, 644, 736, 745, 805, 896, 920, 1024, 1043, 1120, 1192, 1280, 1288, 1472, 1490, 1610, 1792, 1840, 2048, 2086, 2240, 2384, 2560, 2576, 2944, 2980, 3220, 3427, 3584, 3680, 4172, 4480, 4768, 5120, 5152, 5215, 5888, 5960, 6440, 6854, 7168, 7360, 8344, 8960, 9536, 10240, 10304, 10430, 11776, 11920, 12880, 13708, 14336, 14720, 16688, 17135, 17920, 19072, 20608, 20860, 23552, 23840, 23989, 25760, 27416, 29440, 33376, 34270, 35840, 38144, 41216, 41720, 47104, 47680, 47978, 51520, 54832, 58880, 66752, 68540, 71680, 76288, 82432, 83440, 95360, 95956, 103040, 109664, 117760, 119945, 133504, 137080, 152576, 164864, 166880, 190720, 191912, 206080, 219328, 235520, 239890, 267008, 274160, 305152, 329728, 333760, 381440, 383824, 412160, 438656, 479780, 534016, 548320, 667520, 762880, 767648, 824320, 877312, 959560, 1068032, 1096640, 1335040, 1525760, 1535296, 1648640, 1754624, 1919120, 2136064, 2193280, 2670080, 3070592, 3509248, 3838240, 4386560, 5340160, 6141184, 7018496, 7676480, 8773120, 10680320, 12282368, 15352960, 17546240, 24564736, 30705920, 35092480, 49129472, 61411840, 122823680, 245647360]

約数ペア:

[(1, 245647360), (2, 122823680), (4, 61411840), (5, 49129472), (7, 35092480), (8, 30705920), (10, 24564736), (14, 17546240), (16, 15352960), (20, 12282368), (23, 10680320), (28, 8773120), (32, 7676480), (35, 7018496), (40, 6141184), (46, 5340160), (56, 4386560), (64, 3838240), (70, 3509248), (80, 3070592), (92, 2670080), (112, 2193280), (115, 2136064), (128, 1919120), (140, 1754624), (149, 1648640), (160, 1535296), (161, 1525760), (184, 1335040), (224, 1096640), (230, 1068032), (256, 959560), (280, 877312), (298, 824320), (320, 767648), (322, 762880), (368, 667520), (448, 548320), (460, 534016), (512, 479780), (560, 438656), (596, 412160), (640, 383824), (644, 381440), (736, 333760), (745, 329728), (805, 305152), (896, 274160), (920, 267008), (1024, 239890), (1043, 235520), (1120, 219328), (1192, 206080), (1280, 191912), (1288, 190720), (1472, 166880), (1490, 164864), (1610, 152576), (1792, 137080), (1840, 133504), (2048, 119945), (2086, 117760), (2240, 109664), (2384, 103040), (2560, 95956), (2576, 95360), (2944, 83440), (2980, 82432), (3220, 76288), (3427, 71680), (3584, 68540), (3680, 66752), (4172, 58880), (4480, 54832), (4768, 51520), (5120, 47978), (5152, 47680), (5215, 47104), (5888, 41720), (5960, 41216), (6440, 38144), (6854, 35840), (7168, 34270), (7360, 33376), (8344, 29440), (8960, 27416), (9536, 25760), (10240, 23989), (10304, 23840), (10430, 23552), (11776, 20860), (11920, 20608), (12880, 19072), (13708, 17920), (14336, 17135), (14720, 16688)]