161501808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:543

約数の個数: 120

約数和(自身を含む): 463279872

約数和(自身を除く): 301778064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 43, 48, 52, 78, 86, 104, 129, 156, 169, 172, 208, 258, 312, 338, 344, 463, 507, 516, 559, 624, 676, 688, 926, 1014, 1032, 1118, 1352, 1389, 1677, 1852, 2028, 2064, 2236, 2704, 2778, 3354, 3704, 4056, 4472, 5556, 6019, 6708, 7267, 7408, 8112, 8944, 11112, 12038, 13416, 14534, 18057, 19909, 21801, 22224, 24076, 26832, 29068, 36114, 39818, 43602, 48152, 58136, 59727, 72228, 78247, 79636, 87204, 96304, 116272, 119454, 144456, 156494, 159272, 174408, 234741, 238908, 258817, 288912, 312988, 318544, 348816, 469482, 477816, 517634, 625976, 776451, 938964, 955632, 1035268, 1251952, 1552902, 1877928, 2070536, 3105804, 3364621, 3755856, 4141072, 6211608, 6729242, 10093863, 12423216, 13458484, 20187726, 26916968, 40375452, 53833936, 80750904, 161501808]

約数ペア:

[(1, 161501808), (2, 80750904), (3, 53833936), (4, 40375452), (6, 26916968), (8, 20187726), (12, 13458484), (13, 12423216), (16, 10093863), (24, 6729242), (26, 6211608), (39, 4141072), (43, 3755856), (48, 3364621), (52, 3105804), (78, 2070536), (86, 1877928), (104, 1552902), (129, 1251952), (156, 1035268), (169, 955632), (172, 938964), (208, 776451), (258, 625976), (312, 517634), (338, 477816), (344, 469482), (463, 348816), (507, 318544), (516, 312988), (559, 288912), (624, 258817), (676, 238908), (688, 234741), (926, 174408), (1014, 159272), (1032, 156494), (1118, 144456), (1352, 119454), (1389, 116272), (1677, 96304), (1852, 87204), (2028, 79636), (2064, 78247), (2236, 72228), (2704, 59727), (2778, 58136), (3354, 48152), (3704, 43602), (4056, 39818), (4472, 36114), (5556, 29068), (6019, 26832), (6708, 24076), (7267, 22224), (7408, 21801), (8112, 19909), (8944, 18057), (11112, 14534), (12038, 13416)]