15720012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 50948352

約数和(自身を除く): 35228340

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 53, 63, 66, 77, 84, 99, 106, 107, 126, 132, 154, 159, 198, 212, 214, 231, 252, 308, 318, 321, 371, 396, 428, 462, 477, 583, 636, 642, 693, 742, 749, 924, 954, 963, 1113, 1166, 1177, 1284, 1386, 1484, 1498, 1749, 1908, 1926, 2226, 2247, 2332, 2354, 2772, 2996, 3339, 3498, 3531, 3852, 4081, 4452, 4494, 4708, 5247, 5671, 6678, 6741, 6996, 7062, 8162, 8239, 8988, 10494, 10593, 11342, 12243, 13356, 13482, 14124, 16324, 16478, 17013, 20988, 21186, 22684, 24486, 24717, 26964, 32956, 34026, 36729, 39697, 42372, 48972, 49434, 51039, 62381, 68052, 73458, 74151, 79394, 98868, 102078, 119091, 124762, 146916, 148302, 158788, 187143, 204156, 238182, 249524, 296604, 357273, 374286, 436667, 476364, 561429, 714546, 748572, 873334, 1122858, 1310001, 1429092, 1746668, 2245716, 2620002, 3930003, 5240004, 7860006, 15720012]

約数ペア:

[(1, 15720012), (2, 7860006), (3, 5240004), (4, 3930003), (6, 2620002), (7, 2245716), (9, 1746668), (11, 1429092), (12, 1310001), (14, 1122858), (18, 873334), (21, 748572), (22, 714546), (28, 561429), (33, 476364), (36, 436667), (42, 374286), (44, 357273), (53, 296604), (63, 249524), (66, 238182), (77, 204156), (84, 187143), (99, 158788), (106, 148302), (107, 146916), (126, 124762), (132, 119091), (154, 102078), (159, 98868), (198, 79394), (212, 74151), (214, 73458), (231, 68052), (252, 62381), (308, 51039), (318, 49434), (321, 48972), (371, 42372), (396, 39697), (428, 36729), (462, 34026), (477, 32956), (583, 26964), (636, 24717), (642, 24486), (693, 22684), (742, 21186), (749, 20988), (924, 17013), (954, 16478), (963, 16324), (1113, 14124), (1166, 13482), (1177, 13356), (1284, 12243), (1386, 11342), (1484, 10593), (1498, 10494), (1749, 8988), (1908, 8239), (1926, 8162), (2226, 7062), (2247, 6996), (2332, 6741), (2354, 6678), (2772, 5671), (2996, 5247), (3339, 4708), (3498, 4494), (3531, 4452), (3852, 4081)]