19767963825

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:1048

約数の個数: 144

約数和(自身を含む): 37962213120

約数和(自身を除く): 18194249295

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 47, 73, 75, 87, 141, 145, 219, 225, 235, 261, 365, 423, 435, 657, 705, 725, 883, 1095, 1175, 1305, 1363, 1825, 2115, 2117, 2175, 2649, 3285, 3431, 3525, 4089, 4415, 5475, 6351, 6525, 6815, 7947, 10293, 10575, 10585, 12267, 13245, 16425, 17155, 19053, 20445, 22075, 25607, 30879, 31755, 34075, 39735, 41501, 51465, 52925, 61335, 64459, 66225, 76821, 85775, 95265, 99499, 102225, 124503, 128035, 154395, 158775, 193377, 198675, 207505, 230463, 257325, 298497, 306675, 322295, 373509, 384105, 476325, 497495, 580131, 622515, 640175, 771975, 895491, 966885, 1037525, 1152315, 1203529, 1492485, 1611475, 1867545, 1869311, 1920525, 2487475, 2900655, 3029573, 3112575, 3610587, 4477455, 4834425, 5607933, 5761575, 6017645, 7462425, 9088719, 9337725, 9346555, 10831761, 14503275, 15147865, 16823799, 18052935, 22387275, 27266157, 28039665, 30088225, 45443595, 46732775, 54158805, 75739325, 84118995, 87857617, 90264675, 136330785, 140198325, 227217975, 263572851, 270794025, 420594975, 439288085, 681653925, 790718553, 1317864255, 2196440425, 3953592765, 6589321275, 19767963825]

約数ペア:

[(1, 19767963825), (3, 6589321275), (5, 3953592765), (9, 2196440425), (15, 1317864255), (25, 790718553), (29, 681653925), (45, 439288085), (47, 420594975), (73, 270794025), (75, 263572851), (87, 227217975), (141, 140198325), (145, 136330785), (219, 90264675), (225, 87857617), (235, 84118995), (261, 75739325), (365, 54158805), (423, 46732775), (435, 45443595), (657, 30088225), (705, 28039665), (725, 27266157), (883, 22387275), (1095, 18052935), (1175, 16823799), (1305, 15147865), (1363, 14503275), (1825, 10831761), (2115, 9346555), (2117, 9337725), (2175, 9088719), (2649, 7462425), (3285, 6017645), (3431, 5761575), (3525, 5607933), (4089, 4834425), (4415, 4477455), (5475, 3610587), (6351, 3112575), (6525, 3029573), (6815, 2900655), (7947, 2487475), (10293, 1920525), (10575, 1869311), (10585, 1867545), (12267, 1611475), (13245, 1492485), (16425, 1203529), (17155, 1152315), (19053, 1037525), (20445, 966885), (22075, 895491), (25607, 771975), (30879, 640175), (31755, 622515), (34075, 580131), (39735, 497495), (41501, 476325), (51465, 384105), (52925, 373509), (61335, 322295), (64459, 306675), (66225, 298497), (76821, 257325), (85775, 230463), (95265, 207505), (99499, 198675), (102225, 193377), (124503, 158775), (128035, 154395)]