72147636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 215255040

約数和(自身を除く): 143107404

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 43, 44, 57, 66, 76, 86, 99, 114, 129, 132, 171, 172, 198, 209, 223, 228, 258, 342, 387, 396, 418, 446, 473, 516, 627, 669, 684, 774, 817, 836, 892, 946, 1254, 1338, 1419, 1548, 1634, 1881, 1892, 2007, 2451, 2453, 2508, 2676, 2838, 3268, 3762, 4014, 4237, 4257, 4902, 4906, 5676, 7353, 7359, 7524, 8028, 8474, 8514, 8987, 9589, 9804, 9812, 12711, 14706, 14718, 16948, 17028, 17974, 19178, 22077, 25422, 26961, 28767, 29412, 29436, 35948, 38133, 38356, 44154, 46607, 50844, 53922, 57534, 76266, 80883, 86301, 88308, 93214, 105479, 107844, 115068, 139821, 152532, 161766, 172602, 182191, 186428, 210958, 279642, 316437, 323532, 345204, 364382, 419463, 421916, 546573, 559284, 632874, 728764, 838926, 949311, 1093146, 1265748, 1639719, 1677852, 1898622, 2004101, 2186292, 3279438, 3797244, 4008202, 6012303, 6558876, 8016404, 12024606, 18036909, 24049212, 36073818, 72147636]

約数ペア:

[(1, 72147636), (2, 36073818), (3, 24049212), (4, 18036909), (6, 12024606), (9, 8016404), (11, 6558876), (12, 6012303), (18, 4008202), (19, 3797244), (22, 3279438), (33, 2186292), (36, 2004101), (38, 1898622), (43, 1677852), (44, 1639719), (57, 1265748), (66, 1093146), (76, 949311), (86, 838926), (99, 728764), (114, 632874), (129, 559284), (132, 546573), (171, 421916), (172, 419463), (198, 364382), (209, 345204), (223, 323532), (228, 316437), (258, 279642), (342, 210958), (387, 186428), (396, 182191), (418, 172602), (446, 161766), (473, 152532), (516, 139821), (627, 115068), (669, 107844), (684, 105479), (774, 93214), (817, 88308), (836, 86301), (892, 80883), (946, 76266), (1254, 57534), (1338, 53922), (1419, 50844), (1548, 46607), (1634, 44154), (1881, 38356), (1892, 38133), (2007, 35948), (2451, 29436), (2453, 29412), (2508, 28767), (2676, 26961), (2838, 25422), (3268, 22077), (3762, 19178), (4014, 17974), (4237, 17028), (4257, 16948), (4902, 14718), (4906, 14706), (5676, 12711), (7353, 9812), (7359, 9804), (7524, 9589), (8028, 8987), (8474, 8514)]