200704640

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 501999120

約数和(自身を除く): 301294480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 61, 64, 80, 97, 106, 122, 128, 160, 194, 212, 244, 265, 305, 320, 388, 424, 485, 488, 530, 610, 640, 776, 848, 970, 976, 1060, 1220, 1552, 1696, 1940, 1952, 2120, 2440, 3104, 3233, 3392, 3880, 3904, 4240, 4880, 5141, 5917, 6208, 6466, 6784, 7760, 7808, 8480, 9760, 10282, 11834, 12416, 12932, 15520, 16165, 16960, 19520, 20564, 23668, 25705, 25864, 29585, 31040, 32330, 33920, 39040, 41128, 47336, 51410, 51728, 59170, 62080, 64660, 82256, 94672, 102820, 103456, 118340, 129320, 164512, 189344, 205640, 206912, 236680, 258640, 313601, 329024, 378688, 411280, 413824, 473360, 517280, 627202, 658048, 757376, 822560, 946720, 1034560, 1254404, 1568005, 1645120, 1893440, 2069120, 2508808, 3136010, 3290240, 3786880, 5017616, 6272020, 10035232, 12544040, 20070464, 25088080, 40140928, 50176160, 100352320, 200704640]

約数ペア:

[(1, 200704640), (2, 100352320), (4, 50176160), (5, 40140928), (8, 25088080), (10, 20070464), (16, 12544040), (20, 10035232), (32, 6272020), (40, 5017616), (53, 3786880), (61, 3290240), (64, 3136010), (80, 2508808), (97, 2069120), (106, 1893440), (122, 1645120), (128, 1568005), (160, 1254404), (194, 1034560), (212, 946720), (244, 822560), (265, 757376), (305, 658048), (320, 627202), (388, 517280), (424, 473360), (485, 413824), (488, 411280), (530, 378688), (610, 329024), (640, 313601), (776, 258640), (848, 236680), (970, 206912), (976, 205640), (1060, 189344), (1220, 164512), (1552, 129320), (1696, 118340), (1940, 103456), (1952, 102820), (2120, 94672), (2440, 82256), (3104, 64660), (3233, 62080), (3392, 59170), (3880, 51728), (3904, 51410), (4240, 47336), (4880, 41128), (5141, 39040), (5917, 33920), (6208, 32330), (6466, 31040), (6784, 29585), (7760, 25864), (7808, 25705), (8480, 23668), (9760, 20564), (10282, 19520), (11834, 16960), (12416, 16165), (12932, 15520)]