28179840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1164

約数の個数: 128

約数和(自身を含む): 96818400

約数和(自身を除く): 68638560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1129, 1248, 1560, 1664, 1920, 2080, 2258, 2496, 3120, 3387, 4160, 4516, 4992, 5645, 6240, 6774, 8320, 9032, 11290, 12480, 13548, 14677, 16935, 18064, 22580, 24960, 27096, 29354, 33870, 36128, 44031, 45160, 54192, 58708, 67740, 72256, 73385, 88062, 90320, 108384, 117416, 135480, 144512, 146770, 176124, 180640, 216768, 220155, 234832, 270960, 293540, 352248, 361280, 433536, 440310, 469664, 541920, 587080, 704496, 722560, 880620, 939328, 1083840, 1174160, 1408992, 1761240, 1878656, 2167680, 2348320, 2817984, 3522480, 4696640, 5635968, 7044960, 9393280, 14089920, 28179840]

約数ペア:

[(1, 28179840), (2, 14089920), (3, 9393280), (4, 7044960), (5, 5635968), (6, 4696640), (8, 3522480), (10, 2817984), (12, 2348320), (13, 2167680), (15, 1878656), (16, 1761240), (20, 1408992), (24, 1174160), (26, 1083840), (30, 939328), (32, 880620), (39, 722560), (40, 704496), (48, 587080), (52, 541920), (60, 469664), (64, 440310), (65, 433536), (78, 361280), (80, 352248), (96, 293540), (104, 270960), (120, 234832), (128, 220155), (130, 216768), (156, 180640), (160, 176124), (192, 146770), (195, 144512), (208, 135480), (240, 117416), (260, 108384), (312, 90320), (320, 88062), (384, 73385), (390, 72256), (416, 67740), (480, 58708), (520, 54192), (624, 45160), (640, 44031), (780, 36128), (832, 33870), (960, 29354), (1040, 27096), (1129, 24960), (1248, 22580), (1560, 18064), (1664, 16935), (1920, 14677), (2080, 13548), (2258, 12480), (2496, 11290), (3120, 9032), (3387, 8320), (4160, 6774), (4516, 6240), (4992, 5645)]