1308780800

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 216

約数和(自身を含む): 3497692800

約数和(自身を除く): 2188912000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 47, 50, 64, 76, 80, 94, 95, 100, 128, 152, 160, 188, 190, 200, 229, 235, 256, 304, 320, 376, 380, 400, 458, 470, 475, 608, 640, 752, 760, 800, 893, 916, 940, 950, 1145, 1175, 1216, 1280, 1504, 1520, 1600, 1786, 1832, 1880, 1900, 2290, 2350, 2432, 3008, 3040, 3200, 3572, 3664, 3760, 3800, 4351, 4465, 4580, 4700, 4864, 5725, 6016, 6080, 6400, 7144, 7328, 7520, 7600, 8702, 8930, 9160, 9400, 10763, 11450, 12032, 12160, 14288, 14656, 15040, 15200, 17404, 17860, 18320, 18800, 21526, 21755, 22325, 22900, 24320, 28576, 29312, 30080, 30400, 34808, 35720, 36640, 37600, 43052, 43510, 44650, 45800, 53815, 57152, 58624, 60160, 60800, 69616, 71440, 73280, 75200, 86104, 87020, 89300, 91600, 107630, 108775, 114304, 121600, 139232, 142880, 146560, 150400, 172208, 174040, 178600, 183200, 204497, 215260, 217550, 228608, 269075, 278464, 285760, 293120, 300800, 344416, 348080, 357200, 366400, 408994, 430520, 435100, 538150, 556928, 571520, 688832, 696160, 714400, 732800, 817988, 861040, 870200, 1022485, 1076300, 1113856, 1143040, 1377664, 1392320, 1428800, 1465600, 1635976, 1722080, 1740400, 2044970, 2152600, 2755328, 2784640, 2857600, 3271952, 3444160, 3480800, 4089940, 4305200, 5112425, 5569280, 5715200, 6543904, 6888320, 6961600, 8179880, 8610400, 10224850, 13087808, 13776640, 13923200, 16359760, 17220800, 20449700, 26175616, 27846400, 32719520, 34441600, 40899400, 52351232, 65439040, 68883200, 81798800, 130878080, 163597600, 261756160, 327195200, 654390400, 1308780800]

約数ペア:

[(1, 1308780800), (2, 654390400), (4, 327195200), (5, 261756160), (8, 163597600), (10, 130878080), (16, 81798800), (19, 68883200), (20, 65439040), (25, 52351232), (32, 40899400), (38, 34441600), (40, 32719520), (47, 27846400), (50, 26175616), (64, 20449700), (76, 17220800), (80, 16359760), (94, 13923200), (95, 13776640), (100, 13087808), (128, 10224850), (152, 8610400), (160, 8179880), (188, 6961600), (190, 6888320), (200, 6543904), (229, 5715200), (235, 5569280), (256, 5112425), (304, 4305200), (320, 4089940), (376, 3480800), (380, 3444160), (400, 3271952), (458, 2857600), (470, 2784640), (475, 2755328), (608, 2152600), (640, 2044970), (752, 1740400), (760, 1722080), (800, 1635976), (893, 1465600), (916, 1428800), (940, 1392320), (950, 1377664), (1145, 1143040), (1175, 1113856), (1216, 1076300), (1280, 1022485), (1504, 870200), (1520, 861040), (1600, 817988), (1786, 732800), (1832, 714400), (1880, 696160), (1900, 688832), (2290, 571520), (2350, 556928), (2432, 538150), (3008, 435100), (3040, 430520), (3200, 408994), (3572, 366400), (3664, 357200), (3760, 348080), (3800, 344416), (4351, 300800), (4465, 293120), (4580, 285760), (4700, 278464), (4864, 269075), (5725, 228608), (6016, 217550), (6080, 215260), (6400, 204497), (7144, 183200), (7328, 178600), (7520, 174040), (7600, 172208), (8702, 150400), (8930, 146560), (9160, 142880), (9400, 139232), (10763, 121600), (11450, 114304), (12032, 108775), (12160, 107630), (14288, 91600), (14656, 89300), (15040, 87020), (15200, 86104), (17404, 75200), (17860, 73280), (18320, 71440), (18800, 69616), (21526, 60800), (21755, 60160), (22325, 58624), (22900, 57152), (24320, 53815), (28576, 45800), (29312, 44650), (30080, 43510), (30400, 43052), (34808, 37600), (35720, 36640)]