680550240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:365

約数の個数: 192

約数和(自身を含む): 2203407360

約数和(自身を除く): 1522857120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 131, 137, 158, 160, 237, 240, 262, 274, 316, 393, 395, 411, 474, 480, 524, 548, 632, 655, 685, 786, 790, 822, 948, 1048, 1096, 1185, 1264, 1310, 1370, 1572, 1580, 1644, 1896, 1965, 2055, 2096, 2192, 2370, 2528, 2620, 2740, 3144, 3160, 3288, 3792, 3930, 4110, 4192, 4384, 4740, 5240, 5480, 6288, 6320, 6576, 7584, 7860, 8220, 9480, 10349, 10480, 10823, 10960, 12576, 12640, 13152, 15720, 16440, 17947, 18960, 20698, 20960, 21646, 21920, 31047, 31440, 32469, 32880, 35894, 37920, 41396, 43292, 51745, 53841, 54115, 62094, 62880, 64938, 65760, 71788, 82792, 86584, 89735, 103490, 107682, 108230, 124188, 129876, 143576, 155235, 162345, 165584, 173168, 179470, 206980, 215364, 216460, 248376, 259752, 269205, 287152, 310470, 324690, 331168, 346336, 358940, 413960, 430728, 432920, 496752, 519504, 538410, 574304, 620940, 649380, 717880, 827920, 861456, 865840, 993504, 1039008, 1076820, 1241880, 1298760, 1417813, 1435760, 1655840, 1722912, 1731680, 2153640, 2483760, 2597520, 2835626, 2871520, 4253439, 4307280, 4967520, 5195040, 5671252, 7089065, 8506878, 8614560, 11342504, 14178130, 17013756, 21267195, 22685008, 28356260, 34027512, 42534390, 45370016, 56712520, 68055024, 85068780, 113425040, 136110048, 170137560, 226850080, 340275120, 680550240]

約数ペア:

[(1, 680550240), (2, 340275120), (3, 226850080), (4, 170137560), (5, 136110048), (6, 113425040), (8, 85068780), (10, 68055024), (12, 56712520), (15, 45370016), (16, 42534390), (20, 34027512), (24, 28356260), (30, 22685008), (32, 21267195), (40, 17013756), (48, 14178130), (60, 11342504), (79, 8614560), (80, 8506878), (96, 7089065), (120, 5671252), (131, 5195040), (137, 4967520), (158, 4307280), (160, 4253439), (237, 2871520), (240, 2835626), (262, 2597520), (274, 2483760), (316, 2153640), (393, 1731680), (395, 1722912), (411, 1655840), (474, 1435760), (480, 1417813), (524, 1298760), (548, 1241880), (632, 1076820), (655, 1039008), (685, 993504), (786, 865840), (790, 861456), (822, 827920), (948, 717880), (1048, 649380), (1096, 620940), (1185, 574304), (1264, 538410), (1310, 519504), (1370, 496752), (1572, 432920), (1580, 430728), (1644, 413960), (1896, 358940), (1965, 346336), (2055, 331168), (2096, 324690), (2192, 310470), (2370, 287152), (2528, 269205), (2620, 259752), (2740, 248376), (3144, 216460), (3160, 215364), (3288, 206980), (3792, 179470), (3930, 173168), (4110, 165584), (4192, 162345), (4384, 155235), (4740, 143576), (5240, 129876), (5480, 124188), (6288, 108230), (6320, 107682), (6576, 103490), (7584, 89735), (7860, 86584), (8220, 82792), (9480, 71788), (10349, 65760), (10480, 64938), (10823, 62880), (10960, 62094), (12576, 54115), (12640, 53841), (13152, 51745), (15720, 43292), (16440, 41396), (17947, 37920), (18960, 35894), (20698, 32880), (20960, 32469), (21646, 31440), (21920, 31047)]