1999087776

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:729

約数の個数: 240

約数和(自身を含む): 6761905920

約数和(自身を除く): 4762818144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 239, 252, 288, 324, 336, 378, 432, 461, 478, 504, 567, 648, 672, 717, 756, 864, 922, 956, 1008, 1134, 1296, 1383, 1434, 1512, 1673, 1844, 1912, 2016, 2151, 2268, 2592, 2766, 2868, 3024, 3227, 3346, 3688, 3824, 4149, 4302, 4536, 5019, 5532, 5736, 6048, 6453, 6454, 6692, 7376, 7648, 8298, 8604, 9072, 9681, 10038, 11064, 11472, 12447, 12906, 12908, 13384, 14752, 15057, 16596, 17208, 18144, 19359, 19362, 20076, 22128, 22944, 24894, 25812, 25816, 26768, 29043, 30114, 33192, 34416, 37341, 38718, 38724, 40152, 44256, 45171, 49788, 51624, 51632, 53536, 58086, 60228, 66384, 68832, 74682, 77436, 77448, 80304, 87129, 90342, 99576, 103248, 103264, 110179, 116172, 120456, 132768, 135513, 149364, 154872, 154896, 160608, 174258, 180684, 199152, 206496, 220358, 232344, 240912, 261387, 271026, 298728, 309744, 309792, 330537, 348516, 361368, 398304, 440716, 464688, 481824, 522774, 542052, 597456, 619488, 661074, 697032, 722736, 771253, 881432, 929376, 991611, 1045548, 1084104, 1194912, 1322148, 1394064, 1445472, 1542506, 1762864, 1983222, 2091096, 2168208, 2313759, 2644296, 2788128, 2974833, 3085012, 3525728, 3966444, 4182192, 4336416, 4627518, 5288592, 5949666, 6170024, 6941277, 7932888, 8364384, 8924499, 9255036, 10577184, 11899332, 12340048, 13882554, 15865776, 17848998, 18510072, 20823831, 23798664, 24680096, 27765108, 31731552, 35697996, 37020144, 41647662, 47597328, 55530216, 62471493, 71395992, 74040288, 83295324, 95194656, 111060432, 124942986, 142791984, 166590648, 222120864, 249885972, 285583968, 333181296, 499771944, 666362592, 999543888, 1999087776]

約数ペア:

[(1, 1999087776), (2, 999543888), (3, 666362592), (4, 499771944), (6, 333181296), (7, 285583968), (8, 249885972), (9, 222120864), (12, 166590648), (14, 142791984), (16, 124942986), (18, 111060432), (21, 95194656), (24, 83295324), (27, 74040288), (28, 71395992), (32, 62471493), (36, 55530216), (42, 47597328), (48, 41647662), (54, 37020144), (56, 35697996), (63, 31731552), (72, 27765108), (81, 24680096), (84, 23798664), (96, 20823831), (108, 18510072), (112, 17848998), (126, 15865776), (144, 13882554), (162, 12340048), (168, 11899332), (189, 10577184), (216, 9255036), (224, 8924499), (239, 8364384), (252, 7932888), (288, 6941277), (324, 6170024), (336, 5949666), (378, 5288592), (432, 4627518), (461, 4336416), (478, 4182192), (504, 3966444), (567, 3525728), (648, 3085012), (672, 2974833), (717, 2788128), (756, 2644296), (864, 2313759), (922, 2168208), (956, 2091096), (1008, 1983222), (1134, 1762864), (1296, 1542506), (1383, 1445472), (1434, 1394064), (1512, 1322148), (1673, 1194912), (1844, 1084104), (1912, 1045548), (2016, 991611), (2151, 929376), (2268, 881432), (2592, 771253), (2766, 722736), (2868, 697032), (3024, 661074), (3227, 619488), (3346, 597456), (3688, 542052), (3824, 522774), (4149, 481824), (4302, 464688), (4536, 440716), (5019, 398304), (5532, 361368), (5736, 348516), (6048, 330537), (6453, 309792), (6454, 309744), (6692, 298728), (7376, 271026), (7648, 261387), (8298, 240912), (8604, 232344), (9072, 220358), (9681, 206496), (10038, 199152), (11064, 180684), (11472, 174258), (12447, 160608), (12906, 154896), (12908, 154872), (13384, 149364), (14752, 135513), (15057, 132768), (16596, 120456), (17208, 116172), (18144, 110179), (19359, 103264), (19362, 103248), (20076, 99576), (22128, 90342), (22944, 87129), (24894, 80304), (25812, 77448), (25816, 77436), (26768, 74682), (29043, 68832), (30114, 66384), (33192, 60228), (34416, 58086), (37341, 53536), (38718, 51632), (38724, 51624), (40152, 49788), (44256, 45171)]