990309012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:523

約数の個数: 216

約数和(自身を含む): 3056659200

約数和(自身を除く): 2066350188

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 49, 62, 66, 77, 84, 93, 98, 121, 124, 132, 147, 154, 186, 196, 217, 231, 242, 294, 308, 341, 363, 372, 434, 449, 462, 484, 539, 588, 651, 682, 726, 847, 868, 898, 924, 1023, 1078, 1302, 1347, 1364, 1452, 1519, 1617, 1694, 1796, 2046, 2156, 2387, 2541, 2604, 2694, 3038, 3143, 3234, 3388, 3751, 4092, 4557, 4774, 4939, 5082, 5388, 5929, 6076, 6286, 6468, 7161, 7502, 9114, 9429, 9548, 9878, 10164, 11253, 11858, 12572, 13919, 14322, 14817, 15004, 16709, 17787, 18228, 18858, 19756, 22001, 22506, 23716, 26257, 27838, 28644, 29634, 33418, 34573, 35574, 37716, 41757, 44002, 45012, 50127, 52514, 54329, 55676, 59268, 66003, 66836, 69146, 71148, 78771, 83514, 88004, 97433, 100254, 103719, 105028, 108658, 132006, 138292, 153109, 157542, 162987, 167028, 183799, 194866, 200508, 207438, 217316, 242011, 264012, 292299, 306218, 315084, 325974, 367598, 380303, 389732, 414876, 459327, 484022, 551397, 584598, 612436, 651948, 682031, 726033, 735196, 760606, 918654, 968044, 1071763, 1102794, 1140909, 1169196, 1364062, 1452066, 1521212, 1684199, 1837308, 2046093, 2143526, 2205588, 2281818, 2662121, 2728124, 2904132, 3215289, 3368398, 4092186, 4287052, 4563636, 5052597, 5324242, 6430578, 6736796, 7502341, 7986363, 8184372, 10105194, 10648484, 11789393, 12861156, 15004682, 15972726, 20210388, 22507023, 23578786, 30009364, 31945452, 35368179, 45014046, 47157572, 70736358, 82525751, 90028092, 141472716, 165051502, 247577253, 330103004, 495154506, 990309012]

約数ペア:

[(1, 990309012), (2, 495154506), (3, 330103004), (4, 247577253), (6, 165051502), (7, 141472716), (11, 90028092), (12, 82525751), (14, 70736358), (21, 47157572), (22, 45014046), (28, 35368179), (31, 31945452), (33, 30009364), (42, 23578786), (44, 22507023), (49, 20210388), (62, 15972726), (66, 15004682), (77, 12861156), (84, 11789393), (93, 10648484), (98, 10105194), (121, 8184372), (124, 7986363), (132, 7502341), (147, 6736796), (154, 6430578), (186, 5324242), (196, 5052597), (217, 4563636), (231, 4287052), (242, 4092186), (294, 3368398), (308, 3215289), (341, 2904132), (363, 2728124), (372, 2662121), (434, 2281818), (449, 2205588), (462, 2143526), (484, 2046093), (539, 1837308), (588, 1684199), (651, 1521212), (682, 1452066), (726, 1364062), (847, 1169196), (868, 1140909), (898, 1102794), (924, 1071763), (1023, 968044), (1078, 918654), (1302, 760606), (1347, 735196), (1364, 726033), (1452, 682031), (1519, 651948), (1617, 612436), (1694, 584598), (1796, 551397), (2046, 484022), (2156, 459327), (2387, 414876), (2541, 389732), (2604, 380303), (2694, 367598), (3038, 325974), (3143, 315084), (3234, 306218), (3388, 292299), (3751, 264012), (4092, 242011), (4557, 217316), (4774, 207438), (4939, 200508), (5082, 194866), (5388, 183799), (5929, 167028), (6076, 162987), (6286, 157542), (6468, 153109), (7161, 138292), (7502, 132006), (9114, 108658), (9429, 105028), (9548, 103719), (9878, 100254), (10164, 97433), (11253, 88004), (11858, 83514), (12572, 78771), (13919, 71148), (14322, 69146), (14817, 66836), (15004, 66003), (16709, 59268), (17787, 55676), (18228, 54329), (18858, 52514), (19756, 50127), (22001, 45012), (22506, 44002), (23716, 41757), (26257, 37716), (27838, 35574), (28644, 34573), (29634, 33418)]