128492868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 374097920

約数和(自身を除く): 245605052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 67, 68, 79, 84, 102, 119, 134, 158, 201, 204, 237, 238, 268, 289, 316, 357, 402, 469, 474, 476, 553, 578, 714, 804, 867, 938, 948, 1106, 1139, 1156, 1343, 1407, 1428, 1659, 1734, 1876, 2023, 2212, 2278, 2686, 2814, 3318, 3417, 3468, 4029, 4046, 4556, 5293, 5372, 5628, 6069, 6636, 6834, 7973, 8058, 8092, 9401, 10586, 12138, 13668, 15879, 15946, 16116, 18802, 19363, 21172, 22831, 23919, 24276, 28203, 31758, 31892, 37051, 37604, 38726, 45662, 47838, 56406, 58089, 63516, 68493, 74102, 77452, 89981, 91324, 95676, 111153, 112812, 116178, 135541, 136986, 148204, 159817, 179962, 222306, 232356, 269943, 271082, 273972, 319634, 359924, 406623, 444612, 479451, 539886, 542164, 629867, 639268, 813246, 958902, 1079772, 1259734, 1529677, 1626492, 1889601, 1917804, 2519468, 3059354, 3779202, 4589031, 6118708, 7558404, 9178062, 10707739, 18356124, 21415478, 32123217, 42830956, 64246434, 128492868]

約数ペア:

[(1, 128492868), (2, 64246434), (3, 42830956), (4, 32123217), (6, 21415478), (7, 18356124), (12, 10707739), (14, 9178062), (17, 7558404), (21, 6118708), (28, 4589031), (34, 3779202), (42, 3059354), (51, 2519468), (67, 1917804), (68, 1889601), (79, 1626492), (84, 1529677), (102, 1259734), (119, 1079772), (134, 958902), (158, 813246), (201, 639268), (204, 629867), (237, 542164), (238, 539886), (268, 479451), (289, 444612), (316, 406623), (357, 359924), (402, 319634), (469, 273972), (474, 271082), (476, 269943), (553, 232356), (578, 222306), (714, 179962), (804, 159817), (867, 148204), (938, 136986), (948, 135541), (1106, 116178), (1139, 112812), (1156, 111153), (1343, 95676), (1407, 91324), (1428, 89981), (1659, 77452), (1734, 74102), (1876, 68493), (2023, 63516), (2212, 58089), (2278, 56406), (2686, 47838), (2814, 45662), (3318, 38726), (3417, 37604), (3468, 37051), (4029, 31892), (4046, 31758), (4556, 28203), (5293, 24276), (5372, 23919), (5628, 22831), (6069, 21172), (6636, 19363), (6834, 18802), (7973, 16116), (8058, 15946), (8092, 15879), (9401, 13668), (10586, 12138)]