1857991680

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:753

約数の個数: 264

約数和(自身を含む): 6553331304

約数和(自身を除く): 4695339624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 256, 288, 305, 320, 360, 366, 384, 480, 488, 512, 549, 576, 610, 640, 661, 720, 732, 768, 915, 960, 976, 1024, 1098, 1152, 1220, 1280, 1322, 1440, 1464, 1536, 1830, 1920, 1952, 1983, 2196, 2304, 2440, 2560, 2644, 2745, 2880, 2928, 3072, 3305, 3660, 3840, 3904, 3966, 4392, 4608, 4880, 5120, 5288, 5490, 5760, 5856, 5949, 6610, 7320, 7680, 7808, 7932, 8784, 9216, 9760, 9915, 10576, 10980, 11520, 11712, 11898, 13220, 14640, 15360, 15616, 15864, 17568, 19520, 19830, 21152, 21960, 23040, 23424, 23796, 26440, 29280, 29745, 31232, 31728, 35136, 39040, 39660, 40321, 42304, 43920, 46080, 46848, 47592, 52880, 58560, 59490, 62464, 63456, 70272, 78080, 79320, 80642, 84608, 87840, 93696, 95184, 105760, 117120, 118980, 120963, 126912, 140544, 156160, 158640, 161284, 169216, 175680, 187392, 190368, 201605, 211520, 234240, 237960, 241926, 253824, 281088, 312320, 317280, 322568, 338432, 351360, 362889, 380736, 403210, 423040, 468480, 475920, 483852, 507648, 562176, 604815, 634560, 645136, 676864, 702720, 725778, 761472, 806420, 846080, 936960, 951840, 967704, 1015296, 1209630, 1269120, 1290272, 1405440, 1451556, 1522944, 1612840, 1692160, 1814445, 1903680, 1935408, 2030592, 2419260, 2538240, 2580544, 2810880, 2903112, 3045888, 3225680, 3384320, 3628890, 3807360, 3870816, 4838520, 5076480, 5161088, 5806224, 6091776, 6451360, 7257780, 7614720, 7741632, 9677040, 10152960, 10322176, 11612448, 12902720, 14515560, 15229440, 15483264, 19354080, 20644352, 23224896, 25805440, 29031120, 30458880, 30966528, 38708160, 41288704, 46449792, 51610880, 58062240, 61933056, 77416320, 92899584, 103221760, 116124480, 123866112, 154832640, 185799168, 206443520, 232248960, 309665280, 371598336, 464497920, 619330560, 928995840, 1857991680]

約数ペア:

[(1, 1857991680), (2, 928995840), (3, 619330560), (4, 464497920), (5, 371598336), (6, 309665280), (8, 232248960), (9, 206443520), (10, 185799168), (12, 154832640), (15, 123866112), (16, 116124480), (18, 103221760), (20, 92899584), (24, 77416320), (30, 61933056), (32, 58062240), (36, 51610880), (40, 46449792), (45, 41288704), (48, 38708160), (60, 30966528), (61, 30458880), (64, 29031120), (72, 25805440), (80, 23224896), (90, 20644352), (96, 19354080), (120, 15483264), (122, 15229440), (128, 14515560), (144, 12902720), (160, 11612448), (180, 10322176), (183, 10152960), (192, 9677040), (240, 7741632), (244, 7614720), (256, 7257780), (288, 6451360), (305, 6091776), (320, 5806224), (360, 5161088), (366, 5076480), (384, 4838520), (480, 3870816), (488, 3807360), (512, 3628890), (549, 3384320), (576, 3225680), (610, 3045888), (640, 2903112), (661, 2810880), (720, 2580544), (732, 2538240), (768, 2419260), (915, 2030592), (960, 1935408), (976, 1903680), (1024, 1814445), (1098, 1692160), (1152, 1612840), (1220, 1522944), (1280, 1451556), (1322, 1405440), (1440, 1290272), (1464, 1269120), (1536, 1209630), (1830, 1015296), (1920, 967704), (1952, 951840), (1983, 936960), (2196, 846080), (2304, 806420), (2440, 761472), (2560, 725778), (2644, 702720), (2745, 676864), (2880, 645136), (2928, 634560), (3072, 604815), (3305, 562176), (3660, 507648), (3840, 483852), (3904, 475920), (3966, 468480), (4392, 423040), (4608, 403210), (4880, 380736), (5120, 362889), (5288, 351360), (5490, 338432), (5760, 322568), (5856, 317280), (5949, 312320), (6610, 281088), (7320, 253824), (7680, 241926), (7808, 237960), (7932, 234240), (8784, 211520), (9216, 201605), (9760, 190368), (9915, 187392), (10576, 175680), (10980, 169216), (11520, 161284), (11712, 158640), (11898, 156160), (13220, 140544), (14640, 126912), (15360, 120963), (15616, 118980), (15864, 117120), (17568, 105760), (19520, 95184), (19830, 93696), (21152, 87840), (21960, 84608), (23040, 80642), (23424, 79320), (23796, 78080), (26440, 70272), (29280, 63456), (29745, 62464), (31232, 59490), (31728, 58560), (35136, 52880), (39040, 47592), (39660, 46848), (40321, 46080), (42304, 43920)]