68316248

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 181440000

約数和(自身を除く): 113123752

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 56, 76, 77, 88, 91, 104, 133, 143, 152, 154, 182, 209, 247, 266, 286, 308, 364, 418, 449, 494, 532, 572, 616, 728, 836, 898, 988, 1001, 1064, 1144, 1463, 1672, 1729, 1796, 1976, 2002, 2717, 2926, 3143, 3458, 3592, 4004, 4939, 5434, 5837, 5852, 6286, 6916, 8008, 8531, 9878, 10868, 11674, 11704, 12572, 13832, 17062, 19019, 19756, 21736, 23348, 25144, 34124, 34573, 38038, 39512, 40859, 46696, 59717, 64207, 68248, 69146, 76076, 81718, 93841, 110903, 119434, 128414, 138292, 152152, 163436, 187682, 221806, 238868, 256828, 276584, 326872, 375364, 443612, 449449, 477736, 513656, 656887, 750728, 776321, 887224, 898898, 1219933, 1313774, 1552642, 1797796, 2439866, 2627548, 3105284, 3595592, 4879732, 5255096, 6210568, 8539531, 9759464, 17079062, 34158124, 68316248]

約数ペア:

[(1, 68316248), (2, 34158124), (4, 17079062), (7, 9759464), (8, 8539531), (11, 6210568), (13, 5255096), (14, 4879732), (19, 3595592), (22, 3105284), (26, 2627548), (28, 2439866), (38, 1797796), (44, 1552642), (52, 1313774), (56, 1219933), (76, 898898), (77, 887224), (88, 776321), (91, 750728), (104, 656887), (133, 513656), (143, 477736), (152, 449449), (154, 443612), (182, 375364), (209, 326872), (247, 276584), (266, 256828), (286, 238868), (308, 221806), (364, 187682), (418, 163436), (449, 152152), (494, 138292), (532, 128414), (572, 119434), (616, 110903), (728, 93841), (836, 81718), (898, 76076), (988, 69146), (1001, 68248), (1064, 64207), (1144, 59717), (1463, 46696), (1672, 40859), (1729, 39512), (1796, 38038), (1976, 34573), (2002, 34124), (2717, 25144), (2926, 23348), (3143, 21736), (3458, 19756), (3592, 19019), (4004, 17062), (4939, 13832), (5434, 12572), (5837, 11704), (5852, 11674), (6286, 10868), (6916, 9878), (8008, 8531)]