221707710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 707346432

約数和(自身を除く): 485638722

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 127, 153, 163, 170, 210, 238, 254, 255, 306, 315, 326, 357, 381, 489, 510, 595, 630, 635, 714, 762, 765, 815, 889, 978, 1071, 1141, 1143, 1190, 1270, 1467, 1530, 1630, 1778, 1785, 1905, 2142, 2159, 2282, 2286, 2445, 2667, 2771, 2934, 3423, 3570, 3810, 4318, 4445, 4890, 5334, 5355, 5542, 5705, 5715, 6477, 6846, 7335, 8001, 8313, 8890, 10269, 10710, 10795, 11410, 11430, 12954, 13335, 13855, 14670, 15113, 16002, 16626, 17115, 19397, 19431, 20538, 20701, 21590, 24939, 26670, 27710, 30226, 32385, 34230, 38794, 38862, 40005, 41402, 41565, 45339, 49878, 51345, 58191, 62103, 64770, 75565, 80010, 83130, 90678, 96985, 97155, 102690, 103505, 116382, 124206, 124695, 136017, 144907, 151130, 174573, 186309, 193970, 194310, 207010, 226695, 249390, 272034, 289814, 290955, 310515, 349146, 351917, 372618, 434721, 453390, 581910, 621030, 680085, 703834, 724535, 869442, 872865, 931545, 1055751, 1304163, 1360170, 1449070, 1745730, 1759585, 1863090, 2111502, 2173605, 2463419, 2608326, 3167253, 3519170, 4347210, 4926838, 5278755, 6334506, 6520815, 7390257, 10557510, 12317095, 13041630, 14780514, 15836265, 22170771, 24634190, 31672530, 36951285, 44341542, 73902570, 110853855, 221707710]

約数ペア:

[(1, 221707710), (2, 110853855), (3, 73902570), (5, 44341542), (6, 36951285), (7, 31672530), (9, 24634190), (10, 22170771), (14, 15836265), (15, 14780514), (17, 13041630), (18, 12317095), (21, 10557510), (30, 7390257), (34, 6520815), (35, 6334506), (42, 5278755), (45, 4926838), (51, 4347210), (63, 3519170), (70, 3167253), (85, 2608326), (90, 2463419), (102, 2173605), (105, 2111502), (119, 1863090), (126, 1759585), (127, 1745730), (153, 1449070), (163, 1360170), (170, 1304163), (210, 1055751), (238, 931545), (254, 872865), (255, 869442), (306, 724535), (315, 703834), (326, 680085), (357, 621030), (381, 581910), (489, 453390), (510, 434721), (595, 372618), (630, 351917), (635, 349146), (714, 310515), (762, 290955), (765, 289814), (815, 272034), (889, 249390), (978, 226695), (1071, 207010), (1141, 194310), (1143, 193970), (1190, 186309), (1270, 174573), (1467, 151130), (1530, 144907), (1630, 136017), (1778, 124695), (1785, 124206), (1905, 116382), (2142, 103505), (2159, 102690), (2282, 97155), (2286, 96985), (2445, 90678), (2667, 83130), (2771, 80010), (2934, 75565), (3423, 64770), (3570, 62103), (3810, 58191), (4318, 51345), (4445, 49878), (4890, 45339), (5334, 41565), (5355, 41402), (5542, 40005), (5705, 38862), (5715, 38794), (6477, 34230), (6846, 32385), (7335, 30226), (8001, 27710), (8313, 26670), (8890, 24939), (10269, 21590), (10710, 20701), (10795, 20538), (11410, 19431), (11430, 19397), (12954, 17115), (13335, 16626), (13855, 16002), (14670, 15113)]