1257930520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:494

約数の個数: 192

約数和(自身を含む): 3599043840

約数和(自身を除く): 2341113320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 107, 110, 121, 140, 154, 214, 220, 242, 280, 308, 347, 385, 428, 440, 484, 535, 605, 616, 694, 749, 770, 847, 856, 968, 1070, 1177, 1210, 1388, 1498, 1540, 1694, 1735, 2140, 2354, 2420, 2429, 2776, 2996, 3080, 3388, 3470, 3745, 3817, 4235, 4280, 4708, 4840, 4858, 5885, 5992, 6776, 6940, 7490, 7634, 8239, 8470, 9416, 9716, 11770, 12145, 12947, 13880, 14980, 15268, 16478, 16940, 19085, 19432, 23540, 24290, 25894, 26719, 29960, 30536, 32956, 33880, 37129, 38170, 41195, 41987, 47080, 48580, 51788, 53438, 64735, 65912, 74258, 76340, 82390, 83974, 90629, 97160, 103576, 106876, 129470, 133595, 148516, 152680, 164780, 167948, 181258, 185645, 209935, 213752, 258940, 259903, 267190, 293909, 297032, 329560, 335896, 362516, 371290, 408419, 419870, 453145, 517880, 519806, 534380, 587818, 725032, 742580, 816838, 839740, 906290, 1039612, 1068760, 1175636, 1299515, 1469545, 1485160, 1633676, 1679480, 1812580, 2042095, 2079224, 2351272, 2599030, 2858933, 2939090, 3267352, 3625160, 4084190, 4492609, 5198060, 5717866, 5878180, 8168380, 8985218, 10396120, 11435732, 11756360, 14294665, 16336760, 17970436, 22463045, 22871464, 28589330, 31448263, 35940872, 44926090, 57178660, 62896526, 89852180, 114357320, 125793052, 157241315, 179704360, 251586104, 314482630, 628965260, 1257930520]

約数ペア:

[(1, 1257930520), (2, 628965260), (4, 314482630), (5, 251586104), (7, 179704360), (8, 157241315), (10, 125793052), (11, 114357320), (14, 89852180), (20, 62896526), (22, 57178660), (28, 44926090), (35, 35940872), (40, 31448263), (44, 28589330), (55, 22871464), (56, 22463045), (70, 17970436), (77, 16336760), (88, 14294665), (107, 11756360), (110, 11435732), (121, 10396120), (140, 8985218), (154, 8168380), (214, 5878180), (220, 5717866), (242, 5198060), (280, 4492609), (308, 4084190), (347, 3625160), (385, 3267352), (428, 2939090), (440, 2858933), (484, 2599030), (535, 2351272), (605, 2079224), (616, 2042095), (694, 1812580), (749, 1679480), (770, 1633676), (847, 1485160), (856, 1469545), (968, 1299515), (1070, 1175636), (1177, 1068760), (1210, 1039612), (1388, 906290), (1498, 839740), (1540, 816838), (1694, 742580), (1735, 725032), (2140, 587818), (2354, 534380), (2420, 519806), (2429, 517880), (2776, 453145), (2996, 419870), (3080, 408419), (3388, 371290), (3470, 362516), (3745, 335896), (3817, 329560), (4235, 297032), (4280, 293909), (4708, 267190), (4840, 259903), (4858, 258940), (5885, 213752), (5992, 209935), (6776, 185645), (6940, 181258), (7490, 167948), (7634, 164780), (8239, 152680), (8470, 148516), (9416, 133595), (9716, 129470), (11770, 106876), (12145, 103576), (12947, 97160), (13880, 90629), (14980, 83974), (15268, 82390), (16478, 76340), (16940, 74258), (19085, 65912), (19432, 64735), (23540, 53438), (24290, 51788), (25894, 48580), (26719, 47080), (29960, 41987), (30536, 41195), (32956, 38170), (33880, 37129)]