19794402720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{443423}}^1$

素因数の和:443475

約数の個数: 144

約数和(自身を含む): 69727537152

約数和(自身を除く): 49933134432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 44640, 443423, 886846, 1330269, 1773692, 2217115, 2660538, 3547384, 3990807, 4434230, 5321076, 6651345, 7094768, 7981614, 8868460, 10642152, 13302690, 13746113, 14189536, 15963228, 17736920, 19954035, 21284304, 26605380, 27492226, 31926456, 35473840, 39908070, 41238339, 42568608, 53210760, 54984452, 63852912, 68730565, 70947680, 79816140, 82476678, 106421520, 109968904, 123715017, 127705824, 137461130, 159632280, 164953356, 206191695, 212843040, 219937808, 247430034, 274922260, 319264560, 329906712, 412383390, 439875616, 494860068, 549844520, 618575085, 638529120, 659813424, 824766780, 989720136, 1099689040, 1237150170, 1319626848, 1649533560, 1979440272, 2199378080, 2474300340, 3299067120, 3958880544, 4948600680, 6598134240, 9897201360, 19794402720]

約数ペア:

[(1, 19794402720), (2, 9897201360), (3, 6598134240), (4, 4948600680), (5, 3958880544), (6, 3299067120), (8, 2474300340), (9, 2199378080), (10, 1979440272), (12, 1649533560), (15, 1319626848), (16, 1237150170), (18, 1099689040), (20, 989720136), (24, 824766780), (30, 659813424), (31, 638529120), (32, 618575085), (36, 549844520), (40, 494860068), (45, 439875616), (48, 412383390), (60, 329906712), (62, 319264560), (72, 274922260), (80, 247430034), (90, 219937808), (93, 212843040), (96, 206191695), (120, 164953356), (124, 159632280), (144, 137461130), (155, 127705824), (160, 123715017), (180, 109968904), (186, 106421520), (240, 82476678), (248, 79816140), (279, 70947680), (288, 68730565), (310, 63852912), (360, 54984452), (372, 53210760), (465, 42568608), (480, 41238339), (496, 39908070), (558, 35473840), (620, 31926456), (720, 27492226), (744, 26605380), (930, 21284304), (992, 19954035), (1116, 17736920), (1240, 15963228), (1395, 14189536), (1440, 13746113), (1488, 13302690), (1860, 10642152), (2232, 8868460), (2480, 7981614), (2790, 7094768), (2976, 6651345), (3720, 5321076), (4464, 4434230), (4960, 3990807), (5580, 3547384), (7440, 2660538), (8928, 2217115), (11160, 1773692), (14880, 1330269), (22320, 886846), (44640, 443423)]