1814920920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:970

約数の個数: 192

約数和(自身を含む): 6134356800

約数和(自身を除く): 4319435880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 263, 290, 348, 360, 435, 522, 526, 580, 661, 696, 789, 870, 1044, 1052, 1160, 1305, 1315, 1322, 1578, 1740, 1983, 2088, 2104, 2367, 2610, 2630, 2644, 3156, 3305, 3480, 3945, 3966, 4734, 5220, 5260, 5288, 5949, 6312, 6610, 7627, 7890, 7932, 9468, 9915, 10440, 10520, 11835, 11898, 13220, 15254, 15780, 15864, 18936, 19169, 19830, 22881, 23670, 23796, 26440, 29745, 30508, 31560, 38135, 38338, 39660, 45762, 47340, 47592, 57507, 59490, 61016, 68643, 76270, 76676, 79320, 91524, 94680, 95845, 114405, 115014, 118980, 137286, 152540, 153352, 172521, 173843, 183048, 191690, 228810, 230028, 237960, 274572, 287535, 305080, 343215, 345042, 347686, 383380, 457620, 460056, 521529, 549144, 575070, 686430, 690084, 695372, 766760, 862605, 869215, 915240, 1043058, 1150140, 1372860, 1380168, 1390744, 1564587, 1725210, 1738430, 2086116, 2300280, 2607645, 2745720, 3129174, 3450420, 3476860, 4172232, 5041447, 5215290, 6258348, 6900840, 6953720, 7822935, 10082894, 10430580, 12516696, 15124341, 15645870, 20165788, 20861160, 25207235, 30248682, 31291740, 40331576, 45373023, 50414470, 60497364, 62583480, 75621705, 90746046, 100828940, 120994728, 151243410, 181492092, 201657880, 226865115, 302486820, 362984184, 453730230, 604973640, 907460460, 1814920920]

約数ペア:

[(1, 1814920920), (2, 907460460), (3, 604973640), (4, 453730230), (5, 362984184), (6, 302486820), (8, 226865115), (9, 201657880), (10, 181492092), (12, 151243410), (15, 120994728), (18, 100828940), (20, 90746046), (24, 75621705), (29, 62583480), (30, 60497364), (36, 50414470), (40, 45373023), (45, 40331576), (58, 31291740), (60, 30248682), (72, 25207235), (87, 20861160), (90, 20165788), (116, 15645870), (120, 15124341), (145, 12516696), (174, 10430580), (180, 10082894), (232, 7822935), (261, 6953720), (263, 6900840), (290, 6258348), (348, 5215290), (360, 5041447), (435, 4172232), (522, 3476860), (526, 3450420), (580, 3129174), (661, 2745720), (696, 2607645), (789, 2300280), (870, 2086116), (1044, 1738430), (1052, 1725210), (1160, 1564587), (1305, 1390744), (1315, 1380168), (1322, 1372860), (1578, 1150140), (1740, 1043058), (1983, 915240), (2088, 869215), (2104, 862605), (2367, 766760), (2610, 695372), (2630, 690084), (2644, 686430), (3156, 575070), (3305, 549144), (3480, 521529), (3945, 460056), (3966, 457620), (4734, 383380), (5220, 347686), (5260, 345042), (5288, 343215), (5949, 305080), (6312, 287535), (6610, 274572), (7627, 237960), (7890, 230028), (7932, 228810), (9468, 191690), (9915, 183048), (10440, 173843), (10520, 172521), (11835, 153352), (11898, 152540), (13220, 137286), (15254, 118980), (15780, 115014), (15864, 114405), (18936, 95845), (19169, 94680), (19830, 91524), (22881, 79320), (23670, 76676), (23796, 76270), (26440, 68643), (29745, 61016), (30508, 59490), (31560, 57507), (38135, 47592), (38338, 47340), (39660, 45762)]