128455964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 293905920

約数和(自身を除く): 165449956

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 43, 52, 58, 86, 91, 116, 172, 182, 203, 283, 301, 364, 377, 406, 559, 566, 602, 754, 812, 1118, 1132, 1204, 1247, 1508, 1981, 2236, 2494, 2639, 3679, 3913, 3962, 4988, 5278, 7358, 7826, 7924, 8207, 8729, 10556, 12169, 14716, 15652, 16211, 16414, 17458, 24338, 25753, 32422, 32828, 34916, 48676, 51506, 57449, 64844, 85183, 103012, 106691, 113477, 114898, 158197, 170366, 213382, 226954, 229796, 316394, 340732, 352901, 426764, 453908, 632788, 705802, 746837, 1107379, 1411604, 1493674, 2214758, 2470307, 2987348, 4429516, 4587713, 4940614, 9175426, 9881228, 18350852, 32113991, 64227982, 128455964]

約数ペア:

[(1, 128455964), (2, 64227982), (4, 32113991), (7, 18350852), (13, 9881228), (14, 9175426), (26, 4940614), (28, 4587713), (29, 4429516), (43, 2987348), (52, 2470307), (58, 2214758), (86, 1493674), (91, 1411604), (116, 1107379), (172, 746837), (182, 705802), (203, 632788), (283, 453908), (301, 426764), (364, 352901), (377, 340732), (406, 316394), (559, 229796), (566, 226954), (602, 213382), (754, 170366), (812, 158197), (1118, 114898), (1132, 113477), (1204, 106691), (1247, 103012), (1508, 85183), (1981, 64844), (2236, 57449), (2494, 51506), (2639, 48676), (3679, 34916), (3913, 32828), (3962, 32422), (4988, 25753), (5278, 24338), (7358, 17458), (7826, 16414), (7924, 16211), (8207, 15652), (8729, 14716), (10556, 12169)]