72228156

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 230590080

約数和(自身を除く): 158361924

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 49, 52, 66, 77, 78, 84, 91, 98, 132, 143, 147, 154, 156, 182, 196, 231, 273, 286, 294, 308, 364, 429, 462, 539, 546, 572, 588, 637, 858, 859, 924, 1001, 1078, 1092, 1274, 1617, 1716, 1718, 1911, 2002, 2156, 2548, 2577, 3003, 3234, 3436, 3822, 4004, 5154, 6006, 6013, 6468, 7007, 7644, 9449, 10308, 11167, 12012, 12026, 14014, 18039, 18898, 21021, 22334, 24052, 28028, 28347, 33501, 36078, 37796, 42042, 42091, 44668, 56694, 66143, 67002, 72156, 78169, 84084, 84182, 113388, 122837, 126273, 132286, 134004, 156338, 168364, 198429, 234507, 245674, 252546, 264572, 312676, 368511, 396858, 463001, 469014, 491348, 505092, 547183, 737022, 793716, 859859, 926002, 938028, 1094366, 1389003, 1474044, 1641549, 1719718, 1852004, 2188732, 2579577, 2778006, 3283098, 3439436, 5159154, 5556012, 6019013, 6566196, 10318308, 12038026, 18057039, 24076052, 36114078, 72228156]

約数ペア:

[(1, 72228156), (2, 36114078), (3, 24076052), (4, 18057039), (6, 12038026), (7, 10318308), (11, 6566196), (12, 6019013), (13, 5556012), (14, 5159154), (21, 3439436), (22, 3283098), (26, 2778006), (28, 2579577), (33, 2188732), (39, 1852004), (42, 1719718), (44, 1641549), (49, 1474044), (52, 1389003), (66, 1094366), (77, 938028), (78, 926002), (84, 859859), (91, 793716), (98, 737022), (132, 547183), (143, 505092), (147, 491348), (154, 469014), (156, 463001), (182, 396858), (196, 368511), (231, 312676), (273, 264572), (286, 252546), (294, 245674), (308, 234507), (364, 198429), (429, 168364), (462, 156338), (539, 134004), (546, 132286), (572, 126273), (588, 122837), (637, 113388), (858, 84182), (859, 84084), (924, 78169), (1001, 72156), (1078, 67002), (1092, 66143), (1274, 56694), (1617, 44668), (1716, 42091), (1718, 42042), (1911, 37796), (2002, 36078), (2156, 33501), (2548, 28347), (2577, 28028), (3003, 24052), (3234, 22334), (3436, 21021), (3822, 18898), (4004, 18039), (5154, 14014), (6006, 12026), (6013, 12012), (6468, 11167), (7007, 10308), (7644, 9449)]