7306640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 120

約数和(自身を含む): 20409408

約数和(自身を除く): 13102768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 176, 184, 190, 209, 220, 230, 253, 304, 361, 368, 380, 418, 437, 440, 460, 506, 722, 760, 836, 874, 880, 920, 1012, 1045, 1265, 1444, 1520, 1672, 1748, 1805, 1840, 2024, 2090, 2185, 2530, 2888, 3344, 3496, 3610, 3971, 4048, 4180, 4370, 4807, 5060, 5776, 6992, 7220, 7942, 8303, 8360, 8740, 9614, 10120, 14440, 15884, 16606, 16720, 17480, 19228, 19855, 20240, 24035, 28880, 31768, 33212, 34960, 38456, 39710, 41515, 48070, 63536, 66424, 76912, 79420, 83030, 91333, 96140, 132848, 158840, 166060, 182666, 192280, 317680, 332120, 365332, 384560, 456665, 664240, 730664, 913330, 1461328, 1826660, 3653320, 7306640]

約数ペア:

[(1, 7306640), (2, 3653320), (4, 1826660), (5, 1461328), (8, 913330), (10, 730664), (11, 664240), (16, 456665), (19, 384560), (20, 365332), (22, 332120), (23, 317680), (38, 192280), (40, 182666), (44, 166060), (46, 158840), (55, 132848), (76, 96140), (80, 91333), (88, 83030), (92, 79420), (95, 76912), (110, 66424), (115, 63536), (152, 48070), (176, 41515), (184, 39710), (190, 38456), (209, 34960), (220, 33212), (230, 31768), (253, 28880), (304, 24035), (361, 20240), (368, 19855), (380, 19228), (418, 17480), (437, 16720), (440, 16606), (460, 15884), (506, 14440), (722, 10120), (760, 9614), (836, 8740), (874, 8360), (880, 8303), (920, 7942), (1012, 7220), (1045, 6992), (1265, 5776), (1444, 5060), (1520, 4807), (1672, 4370), (1748, 4180), (1805, 4048), (1840, 3971), (2024, 3610), (2090, 3496), (2185, 3344), (2530, 2888)]