78500730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 170331270

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 30, 33, 34, 35, 42, 51, 55, 66, 70, 77, 85, 102, 105, 110, 119, 154, 165, 170, 187, 210, 231, 238, 255, 330, 357, 374, 385, 462, 510, 561, 595, 714, 770, 935, 1122, 1155, 1190, 1309, 1785, 1870, 1999, 2310, 2618, 2805, 3570, 3927, 3998, 5610, 5997, 6545, 7854, 9995, 11994, 13090, 13993, 19635, 19990, 21989, 27986, 29985, 33983, 39270, 41979, 43978, 59970, 65967, 67966, 69965, 83958, 101949, 109945, 131934, 139930, 153923, 169915, 203898, 209895, 219890, 237881, 307846, 329835, 339830, 373813, 419790, 461769, 475762, 509745, 659670, 713643, 747626, 769615, 923538, 1019490, 1121439, 1189405, 1427286, 1539230, 1869065, 2242878, 2308845, 2378810, 2616691, 3568215, 3738130, 4617690, 5233382, 5607195, 7136430, 7850073, 11214390, 13083455, 15700146, 26166910, 39250365, 78500730]

約数ペア:

[(1, 78500730), (2, 39250365), (3, 26166910), (5, 15700146), (6, 13083455), (7, 11214390), (10, 7850073), (11, 7136430), (14, 5607195), (15, 5233382), (17, 4617690), (21, 3738130), (22, 3568215), (30, 2616691), (33, 2378810), (34, 2308845), (35, 2242878), (42, 1869065), (51, 1539230), (55, 1427286), (66, 1189405), (70, 1121439), (77, 1019490), (85, 923538), (102, 769615), (105, 747626), (110, 713643), (119, 659670), (154, 509745), (165, 475762), (170, 461769), (187, 419790), (210, 373813), (231, 339830), (238, 329835), (255, 307846), (330, 237881), (357, 219890), (374, 209895), (385, 203898), (462, 169915), (510, 153923), (561, 139930), (595, 131934), (714, 109945), (770, 101949), (935, 83958), (1122, 69965), (1155, 67966), (1190, 65967), (1309, 59970), (1785, 43978), (1870, 41979), (1999, 39270), (2310, 33983), (2618, 29985), (2805, 27986), (3570, 21989), (3927, 19990), (3998, 19635), (5610, 13993), (5997, 13090), (6545, 11994), (7854, 9995)]