128980588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 274337280

約数和(自身を除く): 145356692

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 53, 71, 76, 82, 106, 142, 164, 209, 212, 284, 418, 451, 583, 779, 781, 836, 902, 1007, 1166, 1349, 1558, 1562, 1804, 2014, 2173, 2332, 2698, 2911, 3116, 3124, 3763, 4028, 4346, 5396, 5822, 7526, 8569, 8692, 11077, 11644, 14839, 15052, 17138, 22154, 23903, 29678, 32021, 34276, 41287, 41393, 44308, 47806, 55309, 59356, 64042, 71497, 82574, 82786, 95612, 110618, 128084, 142994, 154283, 165148, 165572, 221236, 285988, 308566, 454157, 608399, 617132, 786467, 908314, 1216798, 1572934, 1697113, 1816628, 2433596, 2931377, 3145868, 3394226, 5862754, 6788452, 11725508, 32245147, 64490294, 128980588]

約数ペア:

[(1, 128980588), (2, 64490294), (4, 32245147), (11, 11725508), (19, 6788452), (22, 5862754), (38, 3394226), (41, 3145868), (44, 2931377), (53, 2433596), (71, 1816628), (76, 1697113), (82, 1572934), (106, 1216798), (142, 908314), (164, 786467), (209, 617132), (212, 608399), (284, 454157), (418, 308566), (451, 285988), (583, 221236), (779, 165572), (781, 165148), (836, 154283), (902, 142994), (1007, 128084), (1166, 110618), (1349, 95612), (1558, 82786), (1562, 82574), (1804, 71497), (2014, 64042), (2173, 59356), (2332, 55309), (2698, 47806), (2911, 44308), (3116, 41393), (3124, 41287), (3763, 34276), (4028, 32021), (4346, 29678), (5396, 23903), (5822, 22154), (7526, 17138), (8569, 15052), (8692, 14839), (11077, 11644)]