23809280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 66225600

約数和(自身を除く): 42416320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 89, 95, 110, 128, 152, 160, 176, 178, 190, 209, 220, 256, 304, 320, 352, 356, 380, 418, 440, 445, 608, 640, 704, 712, 760, 836, 880, 890, 979, 1045, 1216, 1280, 1408, 1424, 1520, 1672, 1691, 1760, 1780, 1958, 2090, 2432, 2816, 2848, 3040, 3344, 3382, 3520, 3560, 3916, 4180, 4864, 4895, 5696, 6080, 6688, 6764, 7040, 7120, 7832, 8360, 8455, 9790, 11392, 12160, 13376, 13528, 14080, 14240, 15664, 16720, 16910, 18601, 19580, 22784, 24320, 26752, 27056, 28480, 31328, 33440, 33820, 37202, 39160, 53504, 54112, 56960, 62656, 66880, 67640, 74404, 78320, 93005, 108224, 113920, 125312, 133760, 135280, 148808, 156640, 186010, 216448, 250624, 267520, 270560, 297616, 313280, 372020, 432896, 541120, 595232, 626560, 744040, 1082240, 1190464, 1253120, 1488080, 2164480, 2380928, 2976160, 4761856, 5952320, 11904640, 23809280]

約数ペア:

[(1, 23809280), (2, 11904640), (4, 5952320), (5, 4761856), (8, 2976160), (10, 2380928), (11, 2164480), (16, 1488080), (19, 1253120), (20, 1190464), (22, 1082240), (32, 744040), (38, 626560), (40, 595232), (44, 541120), (55, 432896), (64, 372020), (76, 313280), (80, 297616), (88, 270560), (89, 267520), (95, 250624), (110, 216448), (128, 186010), (152, 156640), (160, 148808), (176, 135280), (178, 133760), (190, 125312), (209, 113920), (220, 108224), (256, 93005), (304, 78320), (320, 74404), (352, 67640), (356, 66880), (380, 62656), (418, 56960), (440, 54112), (445, 53504), (608, 39160), (640, 37202), (704, 33820), (712, 33440), (760, 31328), (836, 28480), (880, 27056), (890, 26752), (979, 24320), (1045, 22784), (1216, 19580), (1280, 18601), (1408, 16910), (1424, 16720), (1520, 15664), (1672, 14240), (1691, 14080), (1760, 13528), (1780, 13376), (1958, 12160), (2090, 11392), (2432, 9790), (2816, 8455), (2848, 8360), (3040, 7832), (3344, 7120), (3382, 7040), (3520, 6764), (3560, 6688), (3916, 6080), (4180, 5696), (4864, 4895)]