266989216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2046

約数の個数: 96

約数和(自身を含む): 631229760

約数和(自身を除く): 364240544

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 416, 442, 494, 544, 608, 646, 884, 988, 1292, 1768, 1976, 1987, 2584, 3536, 3952, 3974, 4199, 5168, 7072, 7904, 7948, 8398, 10336, 15896, 16796, 25831, 31792, 33592, 33779, 37753, 51662, 63584, 67184, 67558, 75506, 103324, 134368, 135116, 151012, 206648, 270232, 302024, 413296, 439127, 490789, 540464, 604048, 641801, 826592, 878254, 981578, 1080928, 1208096, 1283602, 1756508, 1963156, 2567204, 3513016, 3926312, 5134408, 7026032, 7852624, 8343413, 10268816, 14052064, 15705248, 16686826, 20537632, 33373652, 66747304, 133494608, 266989216]

約数ペア:

[(1, 266989216), (2, 133494608), (4, 66747304), (8, 33373652), (13, 20537632), (16, 16686826), (17, 15705248), (19, 14052064), (26, 10268816), (32, 8343413), (34, 7852624), (38, 7026032), (52, 5134408), (68, 3926312), (76, 3513016), (104, 2567204), (136, 1963156), (152, 1756508), (208, 1283602), (221, 1208096), (247, 1080928), (272, 981578), (304, 878254), (323, 826592), (416, 641801), (442, 604048), (494, 540464), (544, 490789), (608, 439127), (646, 413296), (884, 302024), (988, 270232), (1292, 206648), (1768, 151012), (1976, 135116), (1987, 134368), (2584, 103324), (3536, 75506), (3952, 67558), (3974, 67184), (4199, 63584), (5168, 51662), (7072, 37753), (7904, 33779), (7948, 33592), (8398, 31792), (10336, 25831), (15896, 16796)]