66987888

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 200999040

約数和(自身を除く): 134011152

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 289, 374, 408, 439, 528, 561, 578, 748, 816, 867, 878, 1122, 1156, 1317, 1496, 1734, 1756, 2244, 2312, 2634, 2992, 3179, 3468, 3512, 4488, 4624, 4829, 5268, 6358, 6936, 7024, 7463, 8976, 9537, 9658, 10536, 12716, 13872, 14487, 14926, 19074, 19316, 21072, 22389, 25432, 28974, 29852, 38148, 38632, 44778, 50864, 57948, 59704, 76296, 77264, 82093, 89556, 115896, 119408, 126871, 152592, 164186, 179112, 231792, 246279, 253742, 328372, 358224, 380613, 492558, 507484, 656744, 761226, 985116, 1014968, 1313488, 1395581, 1522452, 1970232, 2029936, 2791162, 3044904, 3940464, 4186743, 5582324, 6089808, 8373486, 11164648, 16746972, 22329296, 33493944, 66987888]

約数ペア:

[(1, 66987888), (2, 33493944), (3, 22329296), (4, 16746972), (6, 11164648), (8, 8373486), (11, 6089808), (12, 5582324), (16, 4186743), (17, 3940464), (22, 3044904), (24, 2791162), (33, 2029936), (34, 1970232), (44, 1522452), (48, 1395581), (51, 1313488), (66, 1014968), (68, 985116), (88, 761226), (102, 656744), (132, 507484), (136, 492558), (176, 380613), (187, 358224), (204, 328372), (264, 253742), (272, 246279), (289, 231792), (374, 179112), (408, 164186), (439, 152592), (528, 126871), (561, 119408), (578, 115896), (748, 89556), (816, 82093), (867, 77264), (878, 76296), (1122, 59704), (1156, 57948), (1317, 50864), (1496, 44778), (1734, 38632), (1756, 38148), (2244, 29852), (2312, 28974), (2634, 25432), (2992, 22389), (3179, 21072), (3468, 19316), (3512, 19074), (4488, 14926), (4624, 14487), (4829, 13872), (5268, 12716), (6358, 10536), (6936, 9658), (7024, 9537), (7463, 8976)]