665587860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83407}}^1$

素因数の和:83445

約数の個数: 96

約数和(自身を含む): 2242007040

約数和(自身を除く): 1576419180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 83407, 166814, 250221, 333628, 417035, 500442, 583849, 834070, 1000884, 1167698, 1251105, 1584733, 1668140, 1751547, 2335396, 2502210, 2919245, 3169466, 3503094, 4754199, 5004420, 5838490, 6338932, 7006188, 7923665, 8757735, 9508398, 11093131, 11676980, 15847330, 17515470, 19016796, 22186262, 23770995, 31694660, 33279393, 35030940, 44372524, 47541990, 55465655, 66558786, 95083980, 110931310, 133117572, 166396965, 221862620, 332793930, 665587860]

約数ペア:

[(1, 665587860), (2, 332793930), (3, 221862620), (4, 166396965), (5, 133117572), (6, 110931310), (7, 95083980), (10, 66558786), (12, 55465655), (14, 47541990), (15, 44372524), (19, 35030940), (20, 33279393), (21, 31694660), (28, 23770995), (30, 22186262), (35, 19016796), (38, 17515470), (42, 15847330), (57, 11676980), (60, 11093131), (70, 9508398), (76, 8757735), (84, 7923665), (95, 7006188), (105, 6338932), (114, 5838490), (133, 5004420), (140, 4754199), (190, 3503094), (210, 3169466), (228, 2919245), (266, 2502210), (285, 2335396), (380, 1751547), (399, 1668140), (420, 1584733), (532, 1251105), (570, 1167698), (665, 1000884), (798, 834070), (1140, 583849), (1330, 500442), (1596, 417035), (1995, 333628), (2660, 250221), (3990, 166814), (7980, 83407)]