68687388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 220147200

約数和(自身を除く): 151459812

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 71, 77, 84, 99, 126, 132, 142, 154, 198, 213, 231, 252, 284, 308, 349, 396, 426, 462, 497, 639, 693, 698, 781, 852, 924, 994, 1047, 1278, 1386, 1396, 1491, 1562, 1988, 2094, 2343, 2443, 2556, 2772, 2982, 3124, 3141, 3839, 4188, 4473, 4686, 4886, 5467, 5964, 6282, 7029, 7329, 7678, 8946, 9372, 9772, 10934, 11517, 12564, 14058, 14658, 15356, 16401, 17892, 21868, 21987, 23034, 24779, 26873, 28116, 29316, 32802, 34551, 43974, 46068, 49203, 49558, 53746, 65604, 69102, 74337, 80619, 87948, 98406, 99116, 107492, 138204, 148674, 161238, 173453, 196812, 223011, 241857, 272569, 297348, 322476, 346906, 446022, 483714, 520359, 545138, 693812, 817707, 892044, 967428, 1040718, 1090276, 1561077, 1635414, 1907983, 2081436, 2453121, 3122154, 3270828, 3815966, 4906242, 5723949, 6244308, 7631932, 9812484, 11447898, 17171847, 22895796, 34343694, 68687388]

約数ペア:

[(1, 68687388), (2, 34343694), (3, 22895796), (4, 17171847), (6, 11447898), (7, 9812484), (9, 7631932), (11, 6244308), (12, 5723949), (14, 4906242), (18, 3815966), (21, 3270828), (22, 3122154), (28, 2453121), (33, 2081436), (36, 1907983), (42, 1635414), (44, 1561077), (63, 1090276), (66, 1040718), (71, 967428), (77, 892044), (84, 817707), (99, 693812), (126, 545138), (132, 520359), (142, 483714), (154, 446022), (198, 346906), (213, 322476), (231, 297348), (252, 272569), (284, 241857), (308, 223011), (349, 196812), (396, 173453), (426, 161238), (462, 148674), (497, 138204), (639, 107492), (693, 99116), (698, 98406), (781, 87948), (852, 80619), (924, 74337), (994, 69102), (1047, 65604), (1278, 53746), (1386, 49558), (1396, 49203), (1491, 46068), (1562, 43974), (1988, 34551), (2094, 32802), (2343, 29316), (2443, 28116), (2556, 26873), (2772, 24779), (2982, 23034), (3124, 21987), (3141, 21868), (3839, 17892), (4188, 16401), (4473, 15356), (4686, 14658), (4886, 14058), (5467, 12564), (5964, 11517), (6282, 10934), (7029, 9772), (7329, 9372), (7678, 8946)]