1621062720

素因数分解:

$2^6\times 3^6\times 5^1\times {\mathrm{6949}}^1$

素因数の和:6984

約数の個数: 196

約数和(自身を含む): 5788418700

約数和(自身を除く): 4167355980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 729, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 2916, 3240, 3645, 3888, 4320, 4860, 5184, 5832, 6480, 6949, 7290, 7776, 8640, 9720, 11664, 12960, 13898, 14580, 15552, 19440, 20847, 23328, 25920, 27796, 29160, 34745, 38880, 41694, 46656, 55592, 58320, 62541, 69490, 77760, 83388, 104235, 111184, 116640, 125082, 138980, 166776, 187623, 208470, 222368, 233280, 250164, 277960, 312705, 333552, 375246, 416940, 444736, 500328, 555920, 562869, 625410, 667104, 750492, 833880, 938115, 1000656, 1111840, 1125738, 1250820, 1334208, 1500984, 1667760, 1688607, 1876230, 2001312, 2223680, 2251476, 2501640, 2814345, 3001968, 3335520, 3377214, 3752460, 4002624, 4502952, 5003280, 5065821, 5628690, 6003936, 6671040, 6754428, 7504920, 8443035, 9005904, 10006560, 10131642, 11257380, 12007872, 13508856, 15009840, 16886070, 18011808, 20013120, 20263284, 22514760, 25329105, 27017712, 30019680, 33772140, 36023616, 40526568, 45029520, 50658210, 54035424, 60039360, 67544280, 81053136, 90059040, 101316420, 108070848, 135088560, 162106272, 180118080, 202632840, 270177120, 324212544, 405265680, 540354240, 810531360, 1621062720]

約数ペア:

[(1, 1621062720), (2, 810531360), (3, 540354240), (4, 405265680), (5, 324212544), (6, 270177120), (8, 202632840), (9, 180118080), (10, 162106272), (12, 135088560), (15, 108070848), (16, 101316420), (18, 90059040), (20, 81053136), (24, 67544280), (27, 60039360), (30, 54035424), (32, 50658210), (36, 45029520), (40, 40526568), (45, 36023616), (48, 33772140), (54, 30019680), (60, 27017712), (64, 25329105), (72, 22514760), (80, 20263284), (81, 20013120), (90, 18011808), (96, 16886070), (108, 15009840), (120, 13508856), (135, 12007872), (144, 11257380), (160, 10131642), (162, 10006560), (180, 9005904), (192, 8443035), (216, 7504920), (240, 6754428), (243, 6671040), (270, 6003936), (288, 5628690), (320, 5065821), (324, 5003280), (360, 4502952), (405, 4002624), (432, 3752460), (480, 3377214), (486, 3335520), (540, 3001968), (576, 2814345), (648, 2501640), (720, 2251476), (729, 2223680), (810, 2001312), (864, 1876230), (960, 1688607), (972, 1667760), (1080, 1500984), (1215, 1334208), (1296, 1250820), (1440, 1125738), (1458, 1111840), (1620, 1000656), (1728, 938115), (1944, 833880), (2160, 750492), (2430, 667104), (2592, 625410), (2880, 562869), (2916, 555920), (3240, 500328), (3645, 444736), (3888, 416940), (4320, 375246), (4860, 333552), (5184, 312705), (5832, 277960), (6480, 250164), (6949, 233280), (7290, 222368), (7776, 208470), (8640, 187623), (9720, 166776), (11664, 138980), (12960, 125082), (13898, 116640), (14580, 111184), (15552, 104235), (19440, 83388), (20847, 77760), (23328, 69490), (25920, 62541), (27796, 58320), (29160, 55592), (34745, 46656), (38880, 41694)]