1689968490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4759}}^1$

素因数の和:4884

約数の個数: 128

約数和(自身を含む): 4935168000

約数和(自身を除く): 3245199510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 89, 95, 105, 114, 133, 178, 190, 210, 266, 267, 285, 399, 445, 534, 570, 623, 665, 798, 890, 1246, 1330, 1335, 1691, 1869, 1995, 2670, 3115, 3382, 3738, 3990, 4759, 5073, 6230, 8455, 9345, 9518, 10146, 11837, 14277, 16910, 18690, 23674, 23795, 25365, 28554, 33313, 35511, 47590, 50730, 59185, 66626, 71022, 71385, 90421, 99939, 118370, 142770, 166565, 177555, 180842, 199878, 271263, 333130, 355110, 423551, 452105, 499695, 542526, 632947, 847102, 904210, 999390, 1265894, 1270653, 1356315, 1898841, 2117755, 2541306, 2712630, 2964857, 3164735, 3797682, 4235510, 5929714, 6329470, 6353265, 8047469, 8894571, 9494205, 12706530, 14824285, 16094938, 17789142, 18988410, 24142407, 29648570, 40237345, 44472855, 48284814, 56332283, 80474690, 88945710, 112664566, 120712035, 168996849, 241424070, 281661415, 337993698, 563322830, 844984245, 1689968490]

約数ペア:

[(1, 1689968490), (2, 844984245), (3, 563322830), (5, 337993698), (6, 281661415), (7, 241424070), (10, 168996849), (14, 120712035), (15, 112664566), (19, 88945710), (21, 80474690), (30, 56332283), (35, 48284814), (38, 44472855), (42, 40237345), (57, 29648570), (70, 24142407), (89, 18988410), (95, 17789142), (105, 16094938), (114, 14824285), (133, 12706530), (178, 9494205), (190, 8894571), (210, 8047469), (266, 6353265), (267, 6329470), (285, 5929714), (399, 4235510), (445, 3797682), (534, 3164735), (570, 2964857), (623, 2712630), (665, 2541306), (798, 2117755), (890, 1898841), (1246, 1356315), (1330, 1270653), (1335, 1265894), (1691, 999390), (1869, 904210), (1995, 847102), (2670, 632947), (3115, 542526), (3382, 499695), (3738, 452105), (3990, 423551), (4759, 355110), (5073, 333130), (6230, 271263), (8455, 199878), (9345, 180842), (9518, 177555), (10146, 166565), (11837, 142770), (14277, 118370), (16910, 99939), (18690, 90421), (23674, 71385), (23795, 71022), (25365, 66626), (28554, 59185), (33313, 50730), (35511, 47590)]