1997667840

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{37159}}^1$

素因数の和:37192

約数の個数: 160

約数和(自身を含む): 7298818560

約数和(自身を除く): 5301150720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 6720, 7680, 8960, 10752, 13440, 17920, 26880, 37159, 53760, 74318, 111477, 148636, 185795, 222954, 260113, 297272, 371590, 445908, 520226, 557385, 594544, 743180, 780339, 891816, 1040452, 1114770, 1189088, 1300565, 1486360, 1560678, 1783632, 2080904, 2229540, 2378176, 2601130, 2972720, 3121356, 3567264, 3901695, 4161808, 4459080, 4756352, 5202260, 5945440, 6242712, 7134528, 7803390, 8323616, 8918160, 9512704, 10404520, 11890880, 12485424, 14269056, 15606780, 16647232, 17836320, 19025408, 20809040, 23781760, 24970848, 28538112, 31213560, 33294464, 35672640, 41618080, 47563520, 49941696, 57076224, 62427120, 66588928, 71345280, 83236160, 95127040, 99883392, 124854240, 133177856, 142690560, 166472320, 199766784, 249708480, 285381120, 332944640, 399533568, 499416960, 665889280, 998833920, 1997667840]

約数ペア:

[(1, 1997667840), (2, 998833920), (3, 665889280), (4, 499416960), (5, 399533568), (6, 332944640), (7, 285381120), (8, 249708480), (10, 199766784), (12, 166472320), (14, 142690560), (15, 133177856), (16, 124854240), (20, 99883392), (21, 95127040), (24, 83236160), (28, 71345280), (30, 66588928), (32, 62427120), (35, 57076224), (40, 49941696), (42, 47563520), (48, 41618080), (56, 35672640), (60, 33294464), (64, 31213560), (70, 28538112), (80, 24970848), (84, 23781760), (96, 20809040), (105, 19025408), (112, 17836320), (120, 16647232), (128, 15606780), (140, 14269056), (160, 12485424), (168, 11890880), (192, 10404520), (210, 9512704), (224, 8918160), (240, 8323616), (256, 7803390), (280, 7134528), (320, 6242712), (336, 5945440), (384, 5202260), (420, 4756352), (448, 4459080), (480, 4161808), (512, 3901695), (560, 3567264), (640, 3121356), (672, 2972720), (768, 2601130), (840, 2378176), (896, 2229540), (960, 2080904), (1120, 1783632), (1280, 1560678), (1344, 1486360), (1536, 1300565), (1680, 1189088), (1792, 1114770), (1920, 1040452), (2240, 891816), (2560, 780339), (2688, 743180), (3360, 594544), (3584, 557385), (3840, 520226), (4480, 445908), (5376, 371590), (6720, 297272), (7680, 260113), (8960, 222954), (10752, 185795), (13440, 148636), (17920, 111477), (26880, 74318), (37159, 53760)]