2687191920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3271}}^1$

素因数の和:3460

約数の個数: 240

約数和(自身を含む): 10380145152

約数和(自身を除く): 7692953232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 163, 168, 180, 210, 240, 252, 280, 315, 326, 336, 360, 420, 489, 504, 560, 630, 652, 720, 815, 840, 978, 1008, 1141, 1260, 1304, 1467, 1630, 1680, 1956, 2282, 2445, 2520, 2608, 2934, 3260, 3271, 3423, 3912, 4564, 4890, 5040, 5705, 5868, 6520, 6542, 6846, 7335, 7824, 9128, 9780, 9813, 10269, 11410, 11736, 13040, 13084, 13692, 14670, 16355, 17115, 18256, 19560, 19626, 20538, 22820, 22897, 23472, 26168, 27384, 29340, 29439, 32710, 34230, 39120, 39252, 41076, 45640, 45794, 49065, 51345, 52336, 54768, 58680, 58878, 65420, 68460, 68691, 78504, 82152, 91280, 91588, 98130, 102690, 114485, 117360, 117756, 130840, 136920, 137382, 147195, 157008, 164304, 183176, 196260, 205380, 206073, 228970, 235512, 261680, 273840, 274764, 294390, 343455, 366352, 392520, 410760, 412146, 457940, 471024, 533173, 549528, 588780, 686910, 785040, 821520, 824292, 915880, 1030365, 1066346, 1099056, 1177560, 1373820, 1599519, 1648584, 1831760, 2060730, 2132692, 2355120, 2665865, 2747640, 3199038, 3297168, 3732211, 4121460, 4265384, 4798557, 5331730, 5495280, 6398076, 7464422, 7997595, 8242920, 8530768, 9597114, 10663460, 11196633, 12796152, 14928844, 15995190, 16485840, 18661055, 19194228, 21326920, 22393266, 23992785, 25592304, 29857688, 31990380, 33589899, 37322110, 38388456, 42653840, 44786532, 47985570, 55983165, 59715376, 63980760, 67179798, 74644220, 76776912, 89573064, 95971140, 111966330, 127961520, 134359596, 149288440, 167949495, 179146128, 191942280, 223932660, 268719192, 298576880, 335898990, 383884560, 447865320, 537438384, 671797980, 895730640, 1343595960, 2687191920]

約数ペア:

[(1, 2687191920), (2, 1343595960), (3, 895730640), (4, 671797980), (5, 537438384), (6, 447865320), (7, 383884560), (8, 335898990), (9, 298576880), (10, 268719192), (12, 223932660), (14, 191942280), (15, 179146128), (16, 167949495), (18, 149288440), (20, 134359596), (21, 127961520), (24, 111966330), (28, 95971140), (30, 89573064), (35, 76776912), (36, 74644220), (40, 67179798), (42, 63980760), (45, 59715376), (48, 55983165), (56, 47985570), (60, 44786532), (63, 42653840), (70, 38388456), (72, 37322110), (80, 33589899), (84, 31990380), (90, 29857688), (105, 25592304), (112, 23992785), (120, 22393266), (126, 21326920), (140, 19194228), (144, 18661055), (163, 16485840), (168, 15995190), (180, 14928844), (210, 12796152), (240, 11196633), (252, 10663460), (280, 9597114), (315, 8530768), (326, 8242920), (336, 7997595), (360, 7464422), (420, 6398076), (489, 5495280), (504, 5331730), (560, 4798557), (630, 4265384), (652, 4121460), (720, 3732211), (815, 3297168), (840, 3199038), (978, 2747640), (1008, 2665865), (1141, 2355120), (1260, 2132692), (1304, 2060730), (1467, 1831760), (1630, 1648584), (1680, 1599519), (1956, 1373820), (2282, 1177560), (2445, 1099056), (2520, 1066346), (2608, 1030365), (2934, 915880), (3260, 824292), (3271, 821520), (3423, 785040), (3912, 686910), (4564, 588780), (4890, 549528), (5040, 533173), (5705, 471024), (5868, 457940), (6520, 412146), (6542, 410760), (6846, 392520), (7335, 366352), (7824, 343455), (9128, 294390), (9780, 274764), (9813, 273840), (10269, 261680), (11410, 235512), (11736, 228970), (13040, 206073), (13084, 205380), (13692, 196260), (14670, 183176), (16355, 164304), (17115, 157008), (18256, 147195), (19560, 137382), (19626, 136920), (20538, 130840), (22820, 117756), (22897, 117360), (23472, 114485), (26168, 102690), (27384, 98130), (29340, 91588), (29439, 91280), (32710, 82152), (34230, 78504), (39120, 68691), (39252, 68460), (41076, 65420), (45640, 58878), (45794, 58680), (49065, 54768), (51345, 52336)]