1898538240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:397

約数の個数: 288

約数和(自身を含む): 6498938880

約数和(自身を除く): 4600400640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 127, 128, 136, 160, 170, 192, 204, 229, 240, 254, 255, 256, 272, 320, 340, 381, 384, 408, 458, 480, 508, 510, 544, 635, 640, 680, 687, 762, 768, 816, 916, 960, 1016, 1020, 1088, 1145, 1270, 1280, 1360, 1374, 1524, 1632, 1832, 1905, 1920, 2032, 2040, 2159, 2176, 2290, 2540, 2720, 2748, 3048, 3264, 3435, 3664, 3810, 3840, 3893, 4064, 4080, 4318, 4352, 4580, 5080, 5440, 5496, 6096, 6477, 6528, 6870, 7328, 7620, 7786, 8128, 8160, 8636, 9160, 10160, 10795, 10880, 10992, 11679, 12192, 12954, 13056, 13740, 14656, 15240, 15572, 16256, 16320, 17272, 18320, 19465, 20320, 21590, 21760, 21984, 23358, 24384, 25908, 27480, 29083, 29312, 30480, 31144, 32385, 32512, 32640, 34544, 36640, 38930, 40640, 43180, 43968, 46716, 48768, 51816, 54960, 58166, 58395, 58624, 60960, 62288, 64770, 65280, 69088, 73280, 77860, 81280, 86360, 87249, 87936, 93432, 97536, 103632, 109920, 116332, 116790, 121920, 124576, 129540, 138176, 145415, 146560, 155720, 162560, 172720, 174498, 175872, 186864, 207264, 219840, 232664, 233580, 243840, 249152, 259080, 276352, 290830, 293120, 311440, 345440, 348996, 373728, 414528, 436245, 439680, 465328, 467160, 487680, 494411, 498304, 518160, 552704, 581660, 622880, 690880, 697992, 747456, 829056, 872490, 879360, 930656, 934320, 988822, 996608, 1036320, 1163320, 1245760, 1381760, 1395984, 1483233, 1494912, 1658112, 1744980, 1861312, 1868640, 1977644, 2072640, 2326640, 2472055, 2491520, 2763520, 2791968, 2966466, 2989824, 3489960, 3722624, 3737280, 3955288, 4145280, 4653280, 4944110, 4983040, 5583936, 5932932, 6979920, 7416165, 7445248, 7474560, 7910576, 8290560, 9306560, 9888220, 11167872, 11865864, 13959840, 14832330, 14949120, 15821152, 18613120, 19776440, 22335744, 23731728, 27919680, 29664660, 31642304, 37226240, 39552880, 47463456, 55839360, 59329320, 63284608, 79105760, 94926912, 111678720, 118658640, 126569216, 158211520, 189853824, 237317280, 316423040, 379707648, 474634560, 632846080, 949269120, 1898538240]

約数ペア:

[(1, 1898538240), (2, 949269120), (3, 632846080), (4, 474634560), (5, 379707648), (6, 316423040), (8, 237317280), (10, 189853824), (12, 158211520), (15, 126569216), (16, 118658640), (17, 111678720), (20, 94926912), (24, 79105760), (30, 63284608), (32, 59329320), (34, 55839360), (40, 47463456), (48, 39552880), (51, 37226240), (60, 31642304), (64, 29664660), (68, 27919680), (80, 23731728), (85, 22335744), (96, 19776440), (102, 18613120), (120, 15821152), (127, 14949120), (128, 14832330), (136, 13959840), (160, 11865864), (170, 11167872), (192, 9888220), (204, 9306560), (229, 8290560), (240, 7910576), (254, 7474560), (255, 7445248), (256, 7416165), (272, 6979920), (320, 5932932), (340, 5583936), (381, 4983040), (384, 4944110), (408, 4653280), (458, 4145280), (480, 3955288), (508, 3737280), (510, 3722624), (544, 3489960), (635, 2989824), (640, 2966466), (680, 2791968), (687, 2763520), (762, 2491520), (768, 2472055), (816, 2326640), (916, 2072640), (960, 1977644), (1016, 1868640), (1020, 1861312), (1088, 1744980), (1145, 1658112), (1270, 1494912), (1280, 1483233), (1360, 1395984), (1374, 1381760), (1524, 1245760), (1632, 1163320), (1832, 1036320), (1905, 996608), (1920, 988822), (2032, 934320), (2040, 930656), (2159, 879360), (2176, 872490), (2290, 829056), (2540, 747456), (2720, 697992), (2748, 690880), (3048, 622880), (3264, 581660), (3435, 552704), (3664, 518160), (3810, 498304), (3840, 494411), (3893, 487680), (4064, 467160), (4080, 465328), (4318, 439680), (4352, 436245), (4580, 414528), (5080, 373728), (5440, 348996), (5496, 345440), (6096, 311440), (6477, 293120), (6528, 290830), (6870, 276352), (7328, 259080), (7620, 249152), (7786, 243840), (8128, 233580), (8160, 232664), (8636, 219840), (9160, 207264), (10160, 186864), (10795, 175872), (10880, 174498), (10992, 172720), (11679, 162560), (12192, 155720), (12954, 146560), (13056, 145415), (13740, 138176), (14656, 129540), (15240, 124576), (15572, 121920), (16256, 116790), (16320, 116332), (17272, 109920), (18320, 103632), (19465, 97536), (20320, 93432), (21590, 87936), (21760, 87249), (21984, 86360), (23358, 81280), (24384, 77860), (25908, 73280), (27480, 69088), (29083, 65280), (29312, 64770), (30480, 62288), (31144, 60960), (32385, 58624), (32512, 58395), (32640, 58166), (34544, 54960), (36640, 51816), (38930, 48768), (40640, 46716), (43180, 43968)]