1971891648

素因数分解:

$2^6\times 3^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:464

約数の個数: 224

約数和(自身を含む): 6051133440

約数和(自身を除く): 4079241792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 131, 144, 186, 192, 216, 248, 262, 279, 281, 288, 372, 393, 432, 496, 524, 558, 562, 576, 744, 786, 837, 843, 864, 992, 1048, 1116, 1124, 1179, 1488, 1572, 1674, 1686, 1728, 1984, 2096, 2232, 2248, 2358, 2529, 2976, 3144, 3348, 3372, 3537, 4061, 4192, 4464, 4496, 4716, 5058, 5952, 6288, 6696, 6744, 7074, 7587, 8122, 8384, 8711, 8928, 8992, 9432, 10116, 12183, 12576, 13392, 13488, 14148, 15174, 16244, 17422, 17856, 17984, 18864, 20232, 24366, 25152, 26133, 26784, 26976, 28296, 30348, 32488, 34844, 36549, 36811, 37728, 40464, 48732, 52266, 53568, 53952, 56592, 60696, 64976, 69688, 73098, 73622, 75456, 78399, 80928, 97464, 104532, 109647, 110433, 113184, 121392, 129952, 139376, 146196, 147244, 156798, 161856, 194928, 209064, 219294, 220866, 226368, 235197, 242784, 259904, 278752, 292392, 294488, 313596, 331299, 389856, 418128, 438588, 441732, 470394, 485568, 557504, 584784, 588976, 627192, 662598, 779712, 836256, 877176, 883464, 940788, 993897, 1141141, 1169568, 1177952, 1254384, 1325196, 1672512, 1754352, 1766928, 1881576, 1987794, 2282282, 2339136, 2355904, 2508768, 2650392, 3423423, 3508704, 3533856, 3763152, 3975588, 4564564, 5017536, 5300784, 6846846, 7017408, 7067712, 7526304, 7951176, 9129128, 10270269, 10601568, 13693692, 15052608, 15902352, 18258256, 20540538, 21203136, 27387384, 30810807, 31804704, 36516512, 41081076, 54774768, 61621614, 63609408, 73033024, 82162152, 109549536, 123243228, 164324304, 219099072, 246486456, 328648608, 492972912, 657297216, 985945824, 1971891648]

約数ペア:

[(1, 1971891648), (2, 985945824), (3, 657297216), (4, 492972912), (6, 328648608), (8, 246486456), (9, 219099072), (12, 164324304), (16, 123243228), (18, 109549536), (24, 82162152), (27, 73033024), (31, 63609408), (32, 61621614), (36, 54774768), (48, 41081076), (54, 36516512), (62, 31804704), (64, 30810807), (72, 27387384), (93, 21203136), (96, 20540538), (108, 18258256), (124, 15902352), (131, 15052608), (144, 13693692), (186, 10601568), (192, 10270269), (216, 9129128), (248, 7951176), (262, 7526304), (279, 7067712), (281, 7017408), (288, 6846846), (372, 5300784), (393, 5017536), (432, 4564564), (496, 3975588), (524, 3763152), (558, 3533856), (562, 3508704), (576, 3423423), (744, 2650392), (786, 2508768), (837, 2355904), (843, 2339136), (864, 2282282), (992, 1987794), (1048, 1881576), (1116, 1766928), (1124, 1754352), (1179, 1672512), (1488, 1325196), (1572, 1254384), (1674, 1177952), (1686, 1169568), (1728, 1141141), (1984, 993897), (2096, 940788), (2232, 883464), (2248, 877176), (2358, 836256), (2529, 779712), (2976, 662598), (3144, 627192), (3348, 588976), (3372, 584784), (3537, 557504), (4061, 485568), (4192, 470394), (4464, 441732), (4496, 438588), (4716, 418128), (5058, 389856), (5952, 331299), (6288, 313596), (6696, 294488), (6744, 292392), (7074, 278752), (7587, 259904), (8122, 242784), (8384, 235197), (8711, 226368), (8928, 220866), (8992, 219294), (9432, 209064), (10116, 194928), (12183, 161856), (12576, 156798), (13392, 147244), (13488, 146196), (14148, 139376), (15174, 129952), (16244, 121392), (17422, 113184), (17856, 110433), (17984, 109647), (18864, 104532), (20232, 97464), (24366, 80928), (25152, 78399), (26133, 75456), (26784, 73622), (26976, 73098), (28296, 69688), (30348, 64976), (32488, 60696), (34844, 56592), (36549, 53952), (36811, 53568), (37728, 52266), (40464, 48732)]