20161610928

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{21751}}^1$

素因数の和:21963

約数の個数: 120

約数和(自身を含む): 58171547616

約数和(自身を除く): 38009936688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 157, 164, 246, 314, 328, 369, 471, 492, 628, 656, 738, 942, 984, 1256, 1413, 1476, 1884, 1968, 2512, 2826, 2952, 3768, 5652, 5904, 6437, 7536, 11304, 12874, 19311, 21751, 22608, 25748, 38622, 43502, 51496, 57933, 65253, 77244, 87004, 102992, 115866, 130506, 154488, 174008, 195759, 231732, 261012, 308976, 348016, 391518, 463464, 522024, 783036, 891791, 926928, 1044048, 1566072, 1783582, 2675373, 3132144, 3414907, 3567164, 5350746, 6829814, 7134328, 8026119, 10244721, 10701492, 13659628, 14268656, 16052238, 20489442, 21402984, 27319256, 30734163, 32104476, 40978884, 42805968, 54638512, 61468326, 64208952, 81957768, 122936652, 128417904, 140011187, 163915536, 245873304, 280022374, 420033561, 491746608, 560044748, 840067122, 1120089496, 1260100683, 1680134244, 2240178992, 2520201366, 3360268488, 5040402732, 6720536976, 10080805464, 20161610928]

約数ペア:

[(1, 20161610928), (2, 10080805464), (3, 6720536976), (4, 5040402732), (6, 3360268488), (8, 2520201366), (9, 2240178992), (12, 1680134244), (16, 1260100683), (18, 1120089496), (24, 840067122), (36, 560044748), (41, 491746608), (48, 420033561), (72, 280022374), (82, 245873304), (123, 163915536), (144, 140011187), (157, 128417904), (164, 122936652), (246, 81957768), (314, 64208952), (328, 61468326), (369, 54638512), (471, 42805968), (492, 40978884), (628, 32104476), (656, 30734163), (738, 27319256), (942, 21402984), (984, 20489442), (1256, 16052238), (1413, 14268656), (1476, 13659628), (1884, 10701492), (1968, 10244721), (2512, 8026119), (2826, 7134328), (2952, 6829814), (3768, 5350746), (5652, 3567164), (5904, 3414907), (6437, 3132144), (7536, 2675373), (11304, 1783582), (12874, 1566072), (19311, 1044048), (21751, 926928), (22608, 891791), (25748, 783036), (38622, 522024), (43502, 463464), (51496, 391518), (57933, 348016), (65253, 308976), (77244, 261012), (87004, 231732), (102992, 195759), (115866, 174008), (130506, 154488)]