77786240

素因数分解:

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

素因数の和:302

約数の個数: 128

約数和(自身を含む): 215913600

約数和(自身を除く): 138127360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 128, 140, 160, 179, 194, 224, 280, 320, 358, 388, 448, 485, 560, 640, 679, 716, 776, 895, 896, 970, 1120, 1253, 1358, 1432, 1552, 1790, 1940, 2240, 2506, 2716, 2864, 3104, 3395, 3580, 3880, 4480, 5012, 5432, 5728, 6208, 6265, 6790, 7160, 7760, 10024, 10864, 11456, 12416, 12530, 13580, 14320, 15520, 17363, 20048, 21728, 22912, 25060, 27160, 28640, 31040, 34726, 40096, 43456, 50120, 54320, 57280, 62080, 69452, 80192, 86815, 86912, 100240, 108640, 114560, 121541, 138904, 160384, 173630, 200480, 217280, 243082, 277808, 347260, 400960, 434560, 486164, 555616, 607705, 694520, 801920, 972328, 1111232, 1215410, 1389040, 1944656, 2222464, 2430820, 2778080, 3889312, 4861640, 5556160, 7778624, 9723280, 11112320, 15557248, 19446560, 38893120, 77786240]

約数ペア:

[(1, 77786240), (2, 38893120), (4, 19446560), (5, 15557248), (7, 11112320), (8, 9723280), (10, 7778624), (14, 5556160), (16, 4861640), (20, 3889312), (28, 2778080), (32, 2430820), (35, 2222464), (40, 1944656), (56, 1389040), (64, 1215410), (70, 1111232), (80, 972328), (97, 801920), (112, 694520), (128, 607705), (140, 555616), (160, 486164), (179, 434560), (194, 400960), (224, 347260), (280, 277808), (320, 243082), (358, 217280), (388, 200480), (448, 173630), (485, 160384), (560, 138904), (640, 121541), (679, 114560), (716, 108640), (776, 100240), (895, 86912), (896, 86815), (970, 80192), (1120, 69452), (1253, 62080), (1358, 57280), (1432, 54320), (1552, 50120), (1790, 43456), (1940, 40096), (2240, 34726), (2506, 31040), (2716, 28640), (2864, 27160), (3104, 25060), (3395, 22912), (3580, 21728), (3880, 20048), (4480, 17363), (5012, 15520), (5432, 14320), (5728, 13580), (6208, 12530), (6265, 12416), (6790, 11456), (7160, 10864), (7760, 10024)]