1999091808

素因数分解:

$2^5\times 3^2\times 7^6\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 252

約数和(自身を含む): 6744808980

約数和(自身を除く): 4745717172

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 59, 63, 72, 84, 96, 98, 112, 118, 126, 144, 147, 168, 177, 196, 224, 236, 252, 288, 294, 336, 343, 354, 392, 413, 441, 472, 504, 531, 588, 672, 686, 708, 784, 826, 882, 944, 1008, 1029, 1062, 1176, 1239, 1372, 1416, 1568, 1652, 1764, 1888, 2016, 2058, 2124, 2352, 2401, 2478, 2744, 2832, 2891, 3087, 3304, 3528, 3717, 4116, 4248, 4704, 4802, 4956, 5488, 5664, 5782, 6174, 6608, 7056, 7203, 7434, 8232, 8496, 8673, 9604, 9912, 10976, 11564, 12348, 13216, 14112, 14406, 14868, 16464, 16807, 16992, 17346, 19208, 19824, 20237, 21609, 23128, 24696, 26019, 28812, 29736, 32928, 33614, 34692, 38416, 39648, 40474, 43218, 46256, 49392, 50421, 52038, 57624, 59472, 60711, 67228, 69384, 76832, 80948, 86436, 92512, 98784, 100842, 104076, 115248, 117649, 118944, 121422, 134456, 138768, 141659, 151263, 161896, 172872, 182133, 201684, 208152, 230496, 235298, 242844, 268912, 277536, 283318, 302526, 323792, 345744, 352947, 364266, 403368, 416304, 424977, 470596, 485688, 537824, 566636, 605052, 647584, 691488, 705894, 728532, 806736, 832608, 849954, 941192, 971376, 991613, 1058841, 1133272, 1210104, 1274931, 1411788, 1457064, 1613472, 1699908, 1882384, 1942752, 1983226, 2117682, 2266544, 2420208, 2549862, 2823576, 2914128, 2974839, 3399816, 3764768, 3966452, 4235364, 4533088, 4840416, 5099724, 5647152, 5828256, 5949678, 6799632, 6941291, 7932904, 8470728, 8924517, 10199448, 11294304, 11899356, 13599264, 13882582, 15865808, 16941456, 17849034, 20398896, 20823873, 23798712, 27765164, 31731616, 33882912, 35698068, 40797792, 41647746, 47597424, 55530328, 62471619, 71396136, 83295492, 95194848, 111060656, 124943238, 142792272, 166590984, 222121312, 249886476, 285584544, 333181968, 499772952, 666363936, 999545904, 1999091808]

約数ペア:

[(1, 1999091808), (2, 999545904), (3, 666363936), (4, 499772952), (6, 333181968), (7, 285584544), (8, 249886476), (9, 222121312), (12, 166590984), (14, 142792272), (16, 124943238), (18, 111060656), (21, 95194848), (24, 83295492), (28, 71396136), (32, 62471619), (36, 55530328), (42, 47597424), (48, 41647746), (49, 40797792), (56, 35698068), (59, 33882912), (63, 31731616), (72, 27765164), (84, 23798712), (96, 20823873), (98, 20398896), (112, 17849034), (118, 16941456), (126, 15865808), (144, 13882582), (147, 13599264), (168, 11899356), (177, 11294304), (196, 10199448), (224, 8924517), (236, 8470728), (252, 7932904), (288, 6941291), (294, 6799632), (336, 5949678), (343, 5828256), (354, 5647152), (392, 5099724), (413, 4840416), (441, 4533088), (472, 4235364), (504, 3966452), (531, 3764768), (588, 3399816), (672, 2974839), (686, 2914128), (708, 2823576), (784, 2549862), (826, 2420208), (882, 2266544), (944, 2117682), (1008, 1983226), (1029, 1942752), (1062, 1882384), (1176, 1699908), (1239, 1613472), (1372, 1457064), (1416, 1411788), (1568, 1274931), (1652, 1210104), (1764, 1133272), (1888, 1058841), (2016, 991613), (2058, 971376), (2124, 941192), (2352, 849954), (2401, 832608), (2478, 806736), (2744, 728532), (2832, 705894), (2891, 691488), (3087, 647584), (3304, 605052), (3528, 566636), (3717, 537824), (4116, 485688), (4248, 470596), (4704, 424977), (4802, 416304), (4956, 403368), (5488, 364266), (5664, 352947), (5782, 345744), (6174, 323792), (6608, 302526), (7056, 283318), (7203, 277536), (7434, 268912), (8232, 242844), (8496, 235298), (8673, 230496), (9604, 208152), (9912, 201684), (10976, 182133), (11564, 172872), (12348, 161896), (13216, 151263), (14112, 141659), (14406, 138768), (14868, 134456), (16464, 121422), (16807, 118944), (16992, 117649), (17346, 115248), (19208, 104076), (19824, 100842), (20237, 98784), (21609, 92512), (23128, 86436), (24696, 80948), (26019, 76832), (28812, 69384), (29736, 67228), (32928, 60711), (33614, 59472), (34692, 57624), (38416, 52038), (39648, 50421), (40474, 49392), (43218, 46256)]