85720320

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{1063}}^1$

素因数の和:1097

約数の個数: 216

約数和(自身を含む): 339271296

約数和(自身を除く): 253550976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1063, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2126, 2240, 2304, 2520, 2688, 2880, 3189, 3360, 3840, 4032, 4252, 4480, 5040, 5315, 5376, 5760, 6378, 6720, 7441, 8064, 8504, 8960, 9567, 10080, 10630, 11520, 12756, 13440, 14882, 15945, 16128, 17008, 19134, 20160, 21260, 22323, 25512, 26880, 29764, 31890, 34016, 37205, 38268, 40320, 42520, 44646, 47835, 51024, 59528, 63780, 66969, 68032, 74410, 76536, 80640, 85040, 89292, 95670, 102048, 111615, 119056, 127560, 133938, 136064, 148820, 153072, 170080, 178584, 191340, 204096, 223230, 238112, 255120, 267876, 272128, 297640, 306144, 334845, 340160, 357168, 382680, 408192, 446460, 476224, 510240, 535752, 595280, 612288, 669690, 680320, 714336, 765360, 816384, 892920, 952448, 1020480, 1071504, 1190560, 1224576, 1339380, 1360640, 1428672, 1530720, 1785840, 1904896, 2040960, 2143008, 2381120, 2449152, 2678760, 2857344, 3061440, 3571680, 4081920, 4286016, 4762240, 5357520, 5714688, 6122880, 7143360, 8572032, 9524480, 10715040, 12245760, 14286720, 17144064, 21430080, 28573440, 42860160, 85720320]

約数ペア:

[(1, 85720320), (2, 42860160), (3, 28573440), (4, 21430080), (5, 17144064), (6, 14286720), (7, 12245760), (8, 10715040), (9, 9524480), (10, 8572032), (12, 7143360), (14, 6122880), (15, 5714688), (16, 5357520), (18, 4762240), (20, 4286016), (21, 4081920), (24, 3571680), (28, 3061440), (30, 2857344), (32, 2678760), (35, 2449152), (36, 2381120), (40, 2143008), (42, 2040960), (45, 1904896), (48, 1785840), (56, 1530720), (60, 1428672), (63, 1360640), (64, 1339380), (70, 1224576), (72, 1190560), (80, 1071504), (84, 1020480), (90, 952448), (96, 892920), (105, 816384), (112, 765360), (120, 714336), (126, 680320), (128, 669690), (140, 612288), (144, 595280), (160, 535752), (168, 510240), (180, 476224), (192, 446460), (210, 408192), (224, 382680), (240, 357168), (252, 340160), (256, 334845), (280, 306144), (288, 297640), (315, 272128), (320, 267876), (336, 255120), (360, 238112), (384, 223230), (420, 204096), (448, 191340), (480, 178584), (504, 170080), (560, 153072), (576, 148820), (630, 136064), (640, 133938), (672, 127560), (720, 119056), (768, 111615), (840, 102048), (896, 95670), (960, 89292), (1008, 85040), (1063, 80640), (1120, 76536), (1152, 74410), (1260, 68032), (1280, 66969), (1344, 63780), (1440, 59528), (1680, 51024), (1792, 47835), (1920, 44646), (2016, 42520), (2126, 40320), (2240, 38268), (2304, 37205), (2520, 34016), (2688, 31890), (2880, 29764), (3189, 26880), (3360, 25512), (3840, 22323), (4032, 21260), (4252, 20160), (4480, 19134), (5040, 17008), (5315, 16128), (5376, 15945), (5760, 14882), (6378, 13440), (6720, 12756), (7441, 11520), (8064, 10630), (8504, 10080), (8960, 9567)]