211319248

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2707}}^1$

素因数の和:2780

約数の個数: 80

約数和(自身を含む): 507717504

約数和(自身を除く): 296398256

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 41, 56, 68, 82, 112, 119, 136, 164, 238, 272, 287, 328, 476, 574, 656, 697, 952, 1148, 1394, 1904, 2296, 2707, 2788, 4592, 4879, 5414, 5576, 9758, 10828, 11152, 18949, 19516, 21656, 37898, 39032, 43312, 46019, 75796, 78064, 92038, 110987, 151592, 184076, 221974, 303184, 322133, 368152, 443948, 644266, 736304, 776909, 887896, 1288532, 1553818, 1775792, 1886779, 2577064, 3107636, 3773558, 5154128, 6215272, 7547116, 12430544, 13207453, 15094232, 26414906, 30188464, 52829812, 105659624, 211319248]

約数ペア:

[(1, 211319248), (2, 105659624), (4, 52829812), (7, 30188464), (8, 26414906), (14, 15094232), (16, 13207453), (17, 12430544), (28, 7547116), (34, 6215272), (41, 5154128), (56, 3773558), (68, 3107636), (82, 2577064), (112, 1886779), (119, 1775792), (136, 1553818), (164, 1288532), (238, 887896), (272, 776909), (287, 736304), (328, 644266), (476, 443948), (574, 368152), (656, 322133), (697, 303184), (952, 221974), (1148, 184076), (1394, 151592), (1904, 110987), (2296, 92038), (2707, 78064), (2788, 75796), (4592, 46019), (4879, 43312), (5414, 39032), (5576, 37898), (9758, 21656), (10828, 19516), (11152, 18949)]