31631460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 108864000

約数和(自身を除く): 77232540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 53, 58, 60, 70, 84, 87, 98, 105, 106, 116, 140, 145, 147, 159, 174, 196, 203, 210, 212, 245, 265, 290, 294, 318, 343, 348, 371, 406, 420, 435, 490, 530, 580, 588, 609, 636, 686, 735, 742, 795, 812, 870, 980, 1015, 1029, 1060, 1113, 1218, 1372, 1421, 1470, 1484, 1537, 1590, 1715, 1740, 1855, 2030, 2058, 2226, 2436, 2597, 2842, 2940, 3045, 3074, 3180, 3430, 3710, 4060, 4116, 4263, 4452, 4611, 5145, 5194, 5565, 5684, 6090, 6148, 6860, 7105, 7420, 7685, 7791, 8526, 9222, 9947, 10290, 10388, 10759, 11130, 12180, 12985, 14210, 15370, 15582, 17052, 18179, 18444, 19894, 20580, 21315, 21518, 22260, 23055, 25970, 28420, 29841, 30740, 31164, 32277, 36358, 38955, 39788, 42630, 43036, 46110, 49735, 51940, 53795, 54537, 59682, 64554, 72716, 75313, 77910, 85260, 90895, 92220, 99470, 107590, 109074, 119364, 129108, 149205, 150626, 155820, 161385, 181790, 198940, 215180, 218148, 225939, 272685, 298410, 301252, 322770, 363580, 376565, 451878, 527191, 545370, 596820, 645540, 753130, 903756, 1054382, 1090740, 1129695, 1506260, 1581573, 2108764, 2259390, 2635955, 3163146, 4518780, 5271910, 6326292, 7907865, 10543820, 15815730, 31631460]

約数ペア:

[(1, 31631460), (2, 15815730), (3, 10543820), (4, 7907865), (5, 6326292), (6, 5271910), (7, 4518780), (10, 3163146), (12, 2635955), (14, 2259390), (15, 2108764), (20, 1581573), (21, 1506260), (28, 1129695), (29, 1090740), (30, 1054382), (35, 903756), (42, 753130), (49, 645540), (53, 596820), (58, 545370), (60, 527191), (70, 451878), (84, 376565), (87, 363580), (98, 322770), (105, 301252), (106, 298410), (116, 272685), (140, 225939), (145, 218148), (147, 215180), (159, 198940), (174, 181790), (196, 161385), (203, 155820), (210, 150626), (212, 149205), (245, 129108), (265, 119364), (290, 109074), (294, 107590), (318, 99470), (343, 92220), (348, 90895), (371, 85260), (406, 77910), (420, 75313), (435, 72716), (490, 64554), (530, 59682), (580, 54537), (588, 53795), (609, 51940), (636, 49735), (686, 46110), (735, 43036), (742, 42630), (795, 39788), (812, 38955), (870, 36358), (980, 32277), (1015, 31164), (1029, 30740), (1060, 29841), (1113, 28420), (1218, 25970), (1372, 23055), (1421, 22260), (1470, 21518), (1484, 21315), (1537, 20580), (1590, 19894), (1715, 18444), (1740, 18179), (1855, 17052), (2030, 15582), (2058, 15370), (2226, 14210), (2436, 12985), (2597, 12180), (2842, 11130), (2940, 10759), (3045, 10388), (3074, 10290), (3180, 9947), (3430, 9222), (3710, 8526), (4060, 7791), (4116, 7685), (4263, 7420), (4452, 7105), (4611, 6860), (5145, 6148), (5194, 6090), (5565, 5684)]