223635440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 629959680

約数和(自身を除く): 406324240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 97, 112, 115, 140, 161, 179, 184, 194, 230, 280, 322, 358, 368, 388, 460, 485, 560, 644, 679, 716, 776, 805, 895, 920, 970, 1253, 1288, 1358, 1432, 1552, 1610, 1790, 1840, 1940, 2231, 2506, 2576, 2716, 2864, 3220, 3395, 3580, 3880, 4117, 4462, 5012, 5432, 6265, 6440, 6790, 7160, 7760, 8234, 8924, 10024, 10864, 11155, 12530, 12880, 13580, 14320, 15617, 16468, 17363, 17848, 20048, 20585, 22310, 25060, 27160, 28819, 31234, 32936, 34726, 35696, 41170, 44620, 50120, 54320, 57638, 62468, 65872, 69452, 78085, 82340, 86815, 89240, 100240, 115276, 121541, 124936, 138904, 144095, 156170, 164680, 173630, 178480, 230552, 243082, 249872, 277808, 288190, 312340, 329360, 347260, 399349, 461104, 486164, 576380, 607705, 624680, 694520, 798698, 972328, 1152760, 1215410, 1249360, 1389040, 1597396, 1944656, 1996745, 2305520, 2430820, 2795443, 3194792, 3993490, 4861640, 5590886, 6389584, 7986980, 9723280, 11181772, 13977215, 15973960, 22363544, 27954430, 31947920, 44727088, 55908860, 111817720, 223635440]

約数ペア:

[(1, 223635440), (2, 111817720), (4, 55908860), (5, 44727088), (7, 31947920), (8, 27954430), (10, 22363544), (14, 15973960), (16, 13977215), (20, 11181772), (23, 9723280), (28, 7986980), (35, 6389584), (40, 5590886), (46, 4861640), (56, 3993490), (70, 3194792), (80, 2795443), (92, 2430820), (97, 2305520), (112, 1996745), (115, 1944656), (140, 1597396), (161, 1389040), (179, 1249360), (184, 1215410), (194, 1152760), (230, 972328), (280, 798698), (322, 694520), (358, 624680), (368, 607705), (388, 576380), (460, 486164), (485, 461104), (560, 399349), (644, 347260), (679, 329360), (716, 312340), (776, 288190), (805, 277808), (895, 249872), (920, 243082), (970, 230552), (1253, 178480), (1288, 173630), (1358, 164680), (1432, 156170), (1552, 144095), (1610, 138904), (1790, 124936), (1840, 121541), (1940, 115276), (2231, 100240), (2506, 89240), (2576, 86815), (2716, 82340), (2864, 78085), (3220, 69452), (3395, 65872), (3580, 62468), (3880, 57638), (4117, 54320), (4462, 50120), (5012, 44620), (5432, 41170), (6265, 35696), (6440, 34726), (6790, 32936), (7160, 31234), (7760, 28819), (8234, 27160), (8924, 25060), (10024, 22310), (10864, 20585), (11155, 20048), (12530, 17848), (12880, 17363), (13580, 16468), (14320, 15617)]