81857016

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1129}}^1$

素因数の和:1213

約数の個数: 96

約数和(自身を含む): 237978000

約数和(自身を除く): 156120984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 53, 57, 72, 76, 106, 114, 152, 159, 171, 212, 228, 318, 342, 424, 456, 477, 636, 684, 954, 1007, 1129, 1272, 1368, 1908, 2014, 2258, 3021, 3387, 3816, 4028, 4516, 6042, 6774, 8056, 9032, 9063, 10161, 12084, 13548, 18126, 20322, 21451, 24168, 27096, 36252, 40644, 42902, 59837, 64353, 72504, 81288, 85804, 119674, 128706, 171608, 179511, 193059, 239348, 257412, 359022, 386118, 478696, 514824, 538533, 718044, 772236, 1077066, 1136903, 1436088, 1544472, 2154132, 2273806, 3410709, 4308264, 4547612, 6821418, 9095224, 10232127, 13642836, 20464254, 27285672, 40928508, 81857016]

約数ペア:

[(1, 81857016), (2, 40928508), (3, 27285672), (4, 20464254), (6, 13642836), (8, 10232127), (9, 9095224), (12, 6821418), (18, 4547612), (19, 4308264), (24, 3410709), (36, 2273806), (38, 2154132), (53, 1544472), (57, 1436088), (72, 1136903), (76, 1077066), (106, 772236), (114, 718044), (152, 538533), (159, 514824), (171, 478696), (212, 386118), (228, 359022), (318, 257412), (342, 239348), (424, 193059), (456, 179511), (477, 171608), (636, 128706), (684, 119674), (954, 85804), (1007, 81288), (1129, 72504), (1272, 64353), (1368, 59837), (1908, 42902), (2014, 40644), (2258, 36252), (3021, 27096), (3387, 24168), (3816, 21451), (4028, 20322), (4516, 18126), (6042, 13548), (6774, 12084), (8056, 10161), (9032, 9063)]