21278601120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{119489}}^1$

素因数の和:119567

約数の個数: 192

約数和(自身を含む): 78048956160

約数和(自身を除く): 56770355040

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, 53, 56, 60, 70, 80, 84, 96, 105, 106, 112, 120, 140, 159, 160, 168, 210, 212, 224, 240, 265, 280, 318, 336, 371, 420, 424, 480, 530, 560, 636, 672, 742, 795, 840, 848, 1060, 1113, 1120, 1272, 1484, 1590, 1680, 1696, 1855, 2120, 2226, 2544, 2968, 3180, 3360, 3710, 4240, 4452, 5088, 5565, 5936, 6360, 7420, 8480, 8904, 11130, 11872, 12720, 14840, 17808, 22260, 25440, 29680, 35616, 44520, 59360, 89040, 119489, 178080, 238978, 358467, 477956, 597445, 716934, 836423, 955912, 1194890, 1433868, 1672846, 1792335, 1911824, 2389780, 2509269, 2867736, 3345692, 3584670, 3823648, 4182115, 4779560, 5018538, 5735472, 6332917, 6691384, 7169340, 8364230, 9559120, 10037076, 11470944, 12546345, 12665834, 13382768, 14338680, 16728460, 18998751, 19118240, 20074152, 25092690, 25331668, 26765536, 28677360, 31664585, 33456920, 37997502, 40148304, 44330419, 50185380, 50663336, 57354720, 63329170, 66913840, 75995004, 80296608, 88660838, 94993755, 100370760, 101326672, 126658340, 132991257, 133827680, 151990008, 177321676, 189987510, 200741520, 202653344, 221652095, 253316680, 265982514, 303980016, 354643352, 379975020, 401483040, 443304190, 506633360, 531965028, 607960032, 664956285, 709286704, 759950040, 886608380, 1013266720, 1063930056, 1329912570, 1418573408, 1519900080, 1773216760, 2127860112, 2659825140, 3039800160, 3546433520, 4255720224, 5319650280, 7092867040, 10639300560, 21278601120]

約数ペア:

[(1, 21278601120), (2, 10639300560), (3, 7092867040), (4, 5319650280), (5, 4255720224), (6, 3546433520), (7, 3039800160), (8, 2659825140), (10, 2127860112), (12, 1773216760), (14, 1519900080), (15, 1418573408), (16, 1329912570), (20, 1063930056), (21, 1013266720), (24, 886608380), (28, 759950040), (30, 709286704), (32, 664956285), (35, 607960032), (40, 531965028), (42, 506633360), (48, 443304190), (53, 401483040), (56, 379975020), (60, 354643352), (70, 303980016), (80, 265982514), (84, 253316680), (96, 221652095), (105, 202653344), (106, 200741520), (112, 189987510), (120, 177321676), (140, 151990008), (159, 133827680), (160, 132991257), (168, 126658340), (210, 101326672), (212, 100370760), (224, 94993755), (240, 88660838), (265, 80296608), (280, 75995004), (318, 66913840), (336, 63329170), (371, 57354720), (420, 50663336), (424, 50185380), (480, 44330419), (530, 40148304), (560, 37997502), (636, 33456920), (672, 31664585), (742, 28677360), (795, 26765536), (840, 25331668), (848, 25092690), (1060, 20074152), (1113, 19118240), (1120, 18998751), (1272, 16728460), (1484, 14338680), (1590, 13382768), (1680, 12665834), (1696, 12546345), (1855, 11470944), (2120, 10037076), (2226, 9559120), (2544, 8364230), (2968, 7169340), (3180, 6691384), (3360, 6332917), (3710, 5735472), (4240, 5018538), (4452, 4779560), (5088, 4182115), (5565, 3823648), (5936, 3584670), (6360, 3345692), (7420, 2867736), (8480, 2509269), (8904, 2389780), (11130, 1911824), (11872, 1792335), (12720, 1672846), (14840, 1433868), (17808, 1194890), (22260, 955912), (25440, 836423), (29680, 716934), (35616, 597445), (44520, 477956), (59360, 358467), (89040, 238978), (119489, 178080)]