161818668

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 493516800

約数和(自身を除く): 331698132

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 67, 76, 99, 107, 108, 114, 132, 134, 171, 198, 201, 209, 214, 228, 268, 297, 321, 342, 396, 402, 418, 428, 513, 594, 603, 627, 642, 684, 737, 804, 836, 963, 1026, 1177, 1188, 1206, 1254, 1273, 1284, 1474, 1809, 1881, 1926, 2033, 2052, 2211, 2354, 2412, 2508, 2546, 2889, 2948, 3531, 3618, 3762, 3819, 3852, 4066, 4422, 4708, 5092, 5643, 5778, 6099, 6633, 7062, 7169, 7236, 7524, 7638, 8132, 8844, 10593, 11286, 11457, 11556, 12198, 13266, 14003, 14124, 14338, 15276, 18297, 19899, 21186, 21507, 22363, 22572, 22914, 24396, 26532, 28006, 28676, 31779, 34371, 36594, 39798, 42009, 42372, 43014, 44726, 45828, 54891, 56012, 63558, 64521, 67089, 68742, 73188, 78859, 79596, 84018, 86028, 89452, 109782, 126027, 127116, 129042, 134178, 136211, 137484, 157718, 168036, 193563, 201267, 219564, 236577, 252054, 258084, 268356, 272422, 315436, 378081, 387126, 402534, 408633, 473154, 504108, 544844, 603801, 709731, 756162, 774252, 805068, 817266, 946308, 1207602, 1225899, 1419462, 1498321, 1512324, 1634532, 2129193, 2415204, 2451798, 2838924, 2996642, 3677697, 4258386, 4494963, 4903596, 5993284, 7355394, 8516772, 8989926, 13484889, 14710788, 17979852, 26969778, 40454667, 53939556, 80909334, 161818668]

約数ペア:

[(1, 161818668), (2, 80909334), (3, 53939556), (4, 40454667), (6, 26969778), (9, 17979852), (11, 14710788), (12, 13484889), (18, 8989926), (19, 8516772), (22, 7355394), (27, 5993284), (33, 4903596), (36, 4494963), (38, 4258386), (44, 3677697), (54, 2996642), (57, 2838924), (66, 2451798), (67, 2415204), (76, 2129193), (99, 1634532), (107, 1512324), (108, 1498321), (114, 1419462), (132, 1225899), (134, 1207602), (171, 946308), (198, 817266), (201, 805068), (209, 774252), (214, 756162), (228, 709731), (268, 603801), (297, 544844), (321, 504108), (342, 473154), (396, 408633), (402, 402534), (418, 387126), (428, 378081), (513, 315436), (594, 272422), (603, 268356), (627, 258084), (642, 252054), (684, 236577), (737, 219564), (804, 201267), (836, 193563), (963, 168036), (1026, 157718), (1177, 137484), (1188, 136211), (1206, 134178), (1254, 129042), (1273, 127116), (1284, 126027), (1474, 109782), (1809, 89452), (1881, 86028), (1926, 84018), (2033, 79596), (2052, 78859), (2211, 73188), (2354, 68742), (2412, 67089), (2508, 64521), (2546, 63558), (2889, 56012), (2948, 54891), (3531, 45828), (3618, 44726), (3762, 43014), (3819, 42372), (3852, 42009), (4066, 39798), (4422, 36594), (4708, 34371), (5092, 31779), (5643, 28676), (5778, 28006), (6099, 26532), (6633, 24396), (7062, 22914), (7169, 22572), (7236, 22363), (7524, 21507), (7638, 21186), (8132, 19899), (8844, 18297), (10593, 15276), (11286, 14338), (11457, 14124), (11556, 14003), (12198, 13266)]