15589120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 39367440

約数和(自身を除く): 23778320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 641, 760, 1216, 1280, 1282, 1520, 2432, 2564, 3040, 3205, 4864, 5128, 6080, 6410, 10256, 12160, 12179, 12820, 20512, 24320, 24358, 25640, 41024, 48716, 51280, 60895, 82048, 97432, 102560, 121790, 164096, 194864, 205120, 243580, 389728, 410240, 487160, 779456, 820480, 974320, 1558912, 1948640, 3117824, 3897280, 7794560, 15589120]

約数ペア:

[(1, 15589120), (2, 7794560), (4, 3897280), (5, 3117824), (8, 1948640), (10, 1558912), (16, 974320), (19, 820480), (20, 779456), (32, 487160), (38, 410240), (40, 389728), (64, 243580), (76, 205120), (80, 194864), (95, 164096), (128, 121790), (152, 102560), (160, 97432), (190, 82048), (256, 60895), (304, 51280), (320, 48716), (380, 41024), (608, 25640), (640, 24358), (641, 24320), (760, 20512), (1216, 12820), (1280, 12179), (1282, 12160), (1520, 10256), (2432, 6410), (2564, 6080), (3040, 5128), (3205, 4864)]