259985628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{5237}}^1$

素因数の和:5451

約数の個数: 72

約数和(自身を含む): 755026272

約数和(自身を除く): 495040644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1379, 1773, 2364, 2758, 3546, 4137, 5237, 5516, 7092, 8274, 10474, 12411, 15711, 16548, 20948, 24822, 31422, 36659, 47133, 49644, 62844, 73318, 94266, 109977, 146636, 188532, 219954, 329931, 439908, 659862, 1031689, 1319724, 2063378, 3095067, 4126756, 6190134, 7221823, 9285201, 12380268, 14443646, 18570402, 21665469, 28887292, 37140804, 43330938, 64996407, 86661876, 129992814, 259985628]

約数ペア:

[(1, 259985628), (2, 129992814), (3, 86661876), (4, 64996407), (6, 43330938), (7, 37140804), (9, 28887292), (12, 21665469), (14, 18570402), (18, 14443646), (21, 12380268), (28, 9285201), (36, 7221823), (42, 6190134), (63, 4126756), (84, 3095067), (126, 2063378), (197, 1319724), (252, 1031689), (394, 659862), (591, 439908), (788, 329931), (1182, 219954), (1379, 188532), (1773, 146636), (2364, 109977), (2758, 94266), (3546, 73318), (4137, 62844), (5237, 49644), (5516, 47133), (7092, 36659), (8274, 31422), (10474, 24822), (12411, 20948), (15711, 16548)]