15277520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^2$

素因数の和:97

約数の個数: 90

約数和(自身を含む): 39188898

約数和(自身を除く): 23911378

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 361, 368, 380, 437, 460, 529, 722, 760, 874, 920, 1058, 1444, 1520, 1748, 1805, 1840, 2116, 2185, 2645, 2888, 3496, 3610, 4232, 4370, 5290, 5776, 6992, 7220, 8303, 8464, 8740, 10051, 10580, 14440, 16606, 17480, 20102, 21160, 28880, 33212, 34960, 40204, 41515, 42320, 50255, 66424, 80408, 83030, 100510, 132848, 160816, 166060, 190969, 201020, 332120, 381938, 402040, 664240, 763876, 804080, 954845, 1527752, 1909690, 3055504, 3819380, 7638760, 15277520]

約数ペア:

[(1, 15277520), (2, 7638760), (4, 3819380), (5, 3055504), (8, 1909690), (10, 1527752), (16, 954845), (19, 804080), (20, 763876), (23, 664240), (38, 402040), (40, 381938), (46, 332120), (76, 201020), (80, 190969), (92, 166060), (95, 160816), (115, 132848), (152, 100510), (184, 83030), (190, 80408), (230, 66424), (304, 50255), (361, 42320), (368, 41515), (380, 40204), (437, 34960), (460, 33212), (529, 28880), (722, 21160), (760, 20102), (874, 17480), (920, 16606), (1058, 14440), (1444, 10580), (1520, 10051), (1748, 8740), (1805, 8464), (1840, 8303), (2116, 7220), (2185, 6992), (2645, 5776), (2888, 5290), (3496, 4370), (3610, 4232)]