191878456

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 483356160

約数和(自身を除く): 291477704

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 73, 77, 88, 119, 136, 146, 154, 187, 238, 251, 292, 308, 374, 476, 502, 511, 584, 616, 748, 803, 952, 1004, 1022, 1241, 1309, 1496, 1606, 1757, 2008, 2044, 2482, 2618, 2761, 3212, 3514, 4088, 4267, 4964, 5236, 5522, 5621, 6424, 7028, 8534, 8687, 9928, 10472, 11044, 11242, 13651, 14056, 17068, 17374, 18323, 19327, 22088, 22484, 27302, 29869, 34136, 34748, 36646, 38654, 44968, 46937, 54604, 59738, 69496, 73292, 77308, 93874, 95557, 109208, 119476, 128261, 146584, 154616, 187748, 191114, 201553, 238952, 256522, 311491, 328559, 375496, 382228, 403106, 513044, 622982, 657118, 764456, 806212, 1026088, 1245964, 1314236, 1410871, 1612424, 2180437, 2491928, 2628472, 2821742, 3426401, 4360874, 5643484, 6852802, 8721748, 11286968, 13705604, 17443496, 23984807, 27411208, 47969614, 95939228, 191878456]

約数ペア:

[(1, 191878456), (2, 95939228), (4, 47969614), (7, 27411208), (8, 23984807), (11, 17443496), (14, 13705604), (17, 11286968), (22, 8721748), (28, 6852802), (34, 5643484), (44, 4360874), (56, 3426401), (68, 2821742), (73, 2628472), (77, 2491928), (88, 2180437), (119, 1612424), (136, 1410871), (146, 1314236), (154, 1245964), (187, 1026088), (238, 806212), (251, 764456), (292, 657118), (308, 622982), (374, 513044), (476, 403106), (502, 382228), (511, 375496), (584, 328559), (616, 311491), (748, 256522), (803, 238952), (952, 201553), (1004, 191114), (1022, 187748), (1241, 154616), (1309, 146584), (1496, 128261), (1606, 119476), (1757, 109208), (2008, 95557), (2044, 93874), (2482, 77308), (2618, 73292), (2761, 69496), (3212, 59738), (3514, 54604), (4088, 46937), (4267, 44968), (4964, 38654), (5236, 36646), (5522, 34748), (5621, 34136), (6424, 29869), (7028, 27302), (8534, 22484), (8687, 22088), (9928, 19327), (10472, 18323), (11044, 17374), (11242, 17068), (13651, 14056)]