1405972480

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^2$

素因数の和:198

約数の個数: 156

約数和(自身を含む): 3727822392

約数和(自身を除く): 2321849912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 158, 160, 176, 220, 256, 316, 320, 352, 395, 440, 512, 632, 640, 704, 790, 869, 880, 1024, 1264, 1280, 1408, 1580, 1738, 1760, 2048, 2528, 2560, 2816, 3160, 3476, 3520, 4096, 4345, 5056, 5120, 5632, 6241, 6320, 6952, 7040, 8690, 10112, 10240, 11264, 12482, 12640, 13904, 14080, 17380, 20224, 20480, 22528, 24964, 25280, 27808, 28160, 31205, 34760, 40448, 45056, 49928, 50560, 55616, 56320, 62410, 68651, 69520, 80896, 99856, 101120, 111232, 112640, 124820, 137302, 139040, 161792, 199712, 202240, 222464, 225280, 249640, 274604, 278080, 323584, 343255, 399424, 404480, 444928, 499280, 549208, 556160, 686510, 798848, 808960, 889856, 998560, 1098416, 1112320, 1373020, 1597696, 1617920, 1779712, 1997120, 2196832, 2224640, 2746040, 3195392, 3559424, 3994240, 4393664, 4449280, 5492080, 6390784, 7988480, 8787328, 8898560, 10984160, 12781568, 15976960, 17574656, 17797120, 21968320, 25563136, 31953920, 35149312, 43936640, 63907840, 70298624, 87873280, 127815680, 140597248, 175746560, 281194496, 351493120, 702986240, 1405972480]

約数ペア:

[(1, 1405972480), (2, 702986240), (4, 351493120), (5, 281194496), (8, 175746560), (10, 140597248), (11, 127815680), (16, 87873280), (20, 70298624), (22, 63907840), (32, 43936640), (40, 35149312), (44, 31953920), (55, 25563136), (64, 21968320), (79, 17797120), (80, 17574656), (88, 15976960), (110, 12781568), (128, 10984160), (158, 8898560), (160, 8787328), (176, 7988480), (220, 6390784), (256, 5492080), (316, 4449280), (320, 4393664), (352, 3994240), (395, 3559424), (440, 3195392), (512, 2746040), (632, 2224640), (640, 2196832), (704, 1997120), (790, 1779712), (869, 1617920), (880, 1597696), (1024, 1373020), (1264, 1112320), (1280, 1098416), (1408, 998560), (1580, 889856), (1738, 808960), (1760, 798848), (2048, 686510), (2528, 556160), (2560, 549208), (2816, 499280), (3160, 444928), (3476, 404480), (3520, 399424), (4096, 343255), (4345, 323584), (5056, 278080), (5120, 274604), (5632, 249640), (6241, 225280), (6320, 222464), (6952, 202240), (7040, 199712), (8690, 161792), (10112, 139040), (10240, 137302), (11264, 124820), (12482, 112640), (12640, 111232), (13904, 101120), (14080, 99856), (17380, 80896), (20224, 69520), (20480, 68651), (22528, 62410), (24964, 56320), (25280, 55616), (27808, 50560), (28160, 49928), (31205, 45056), (34760, 40448)]