278313420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:700

約数の個数: 192

約数和(自身を含む): 982388736

約数和(自身を除く): 704075316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 107, 110, 132, 140, 154, 165, 210, 214, 220, 231, 308, 321, 330, 385, 420, 428, 462, 535, 563, 642, 660, 749, 770, 924, 1070, 1126, 1155, 1177, 1284, 1498, 1540, 1605, 1689, 2140, 2247, 2252, 2310, 2354, 2815, 2996, 3210, 3378, 3531, 3745, 3941, 4494, 4620, 4708, 5630, 5885, 6193, 6420, 6756, 7062, 7490, 7882, 8239, 8445, 8988, 11235, 11260, 11770, 11823, 12386, 14124, 14980, 15764, 16478, 16890, 17655, 18579, 19705, 22470, 23540, 23646, 24717, 24772, 30965, 32956, 33780, 35310, 37158, 39410, 41195, 43351, 44940, 47292, 49434, 59115, 60241, 61930, 70620, 74316, 78820, 82390, 86702, 92895, 98868, 118230, 120482, 123585, 123860, 130053, 164780, 173404, 180723, 185790, 216755, 236460, 240964, 247170, 260106, 301205, 361446, 371580, 421687, 433510, 494340, 520212, 602410, 650265, 662651, 722892, 843374, 867020, 903615, 1204820, 1265061, 1300530, 1325302, 1686748, 1807230, 1987953, 2108435, 2530122, 2601060, 2650604, 3313255, 3614460, 3975906, 4216870, 4638557, 5060244, 6325305, 6626510, 7951812, 8433740, 9277114, 9939765, 12650610, 13253020, 13915671, 18554228, 19879530, 23192785, 25301220, 27831342, 39759060, 46385570, 55662684, 69578355, 92771140, 139156710, 278313420]

約数ペア:

[(1, 278313420), (2, 139156710), (3, 92771140), (4, 69578355), (5, 55662684), (6, 46385570), (7, 39759060), (10, 27831342), (11, 25301220), (12, 23192785), (14, 19879530), (15, 18554228), (20, 13915671), (21, 13253020), (22, 12650610), (28, 9939765), (30, 9277114), (33, 8433740), (35, 7951812), (42, 6626510), (44, 6325305), (55, 5060244), (60, 4638557), (66, 4216870), (70, 3975906), (77, 3614460), (84, 3313255), (105, 2650604), (107, 2601060), (110, 2530122), (132, 2108435), (140, 1987953), (154, 1807230), (165, 1686748), (210, 1325302), (214, 1300530), (220, 1265061), (231, 1204820), (308, 903615), (321, 867020), (330, 843374), (385, 722892), (420, 662651), (428, 650265), (462, 602410), (535, 520212), (563, 494340), (642, 433510), (660, 421687), (749, 371580), (770, 361446), (924, 301205), (1070, 260106), (1126, 247170), (1155, 240964), (1177, 236460), (1284, 216755), (1498, 185790), (1540, 180723), (1605, 173404), (1689, 164780), (2140, 130053), (2247, 123860), (2252, 123585), (2310, 120482), (2354, 118230), (2815, 98868), (2996, 92895), (3210, 86702), (3378, 82390), (3531, 78820), (3745, 74316), (3941, 70620), (4494, 61930), (4620, 60241), (4708, 59115), (5630, 49434), (5885, 47292), (6193, 44940), (6420, 43351), (6756, 41195), (7062, 39410), (7490, 37158), (7882, 35310), (8239, 33780), (8445, 32956), (8988, 30965), (11235, 24772), (11260, 24717), (11770, 23646), (11823, 23540), (12386, 22470), (14124, 19705), (14980, 18579), (15764, 17655), (16478, 16890)]