1821145680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{607}}^1$

素因数の和:1095

約数の個数: 200

約数和(自身を含む): 6349212672

約数和(自身を除く): 4528066992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 463, 540, 607, 648, 720, 810, 926, 1080, 1214, 1296, 1389, 1620, 1821, 1852, 2160, 2315, 2428, 2778, 3035, 3240, 3642, 3704, 4167, 4630, 4856, 5463, 5556, 6070, 6480, 6945, 7284, 7408, 8334, 9105, 9260, 9712, 10926, 11112, 12140, 12501, 13890, 14568, 16389, 16668, 18210, 18520, 20835, 21852, 22224, 24280, 25002, 27315, 27780, 29136, 32778, 33336, 36420, 37040, 37503, 41670, 43704, 48560, 49167, 50004, 54630, 55560, 62505, 65556, 66672, 72840, 75006, 81945, 83340, 87408, 98334, 100008, 109260, 111120, 125010, 131112, 145680, 150012, 163890, 166680, 187515, 196668, 200016, 218520, 245835, 250020, 262224, 281041, 300024, 327780, 333360, 375030, 393336, 437040, 491670, 500040, 562082, 600048, 655560, 750060, 786672, 843123, 983340, 1000080, 1124164, 1311120, 1405205, 1500120, 1686246, 1966680, 2248328, 2529369, 2810410, 3000240, 3372492, 3933360, 4215615, 4496656, 5058738, 5620820, 6744984, 7588107, 8431230, 10117476, 11241640, 12646845, 13489968, 15176214, 16862460, 20234952, 22483280, 22764321, 25293690, 30352428, 33724920, 37940535, 40469904, 45528642, 50587380, 60704856, 67449840, 75881070, 91057284, 101174760, 113821605, 121409712, 151762140, 182114568, 202349520, 227643210, 303524280, 364229136, 455286420, 607048560, 910572840, 1821145680]

約数ペア:

[(1, 1821145680), (2, 910572840), (3, 607048560), (4, 455286420), (5, 364229136), (6, 303524280), (8, 227643210), (9, 202349520), (10, 182114568), (12, 151762140), (15, 121409712), (16, 113821605), (18, 101174760), (20, 91057284), (24, 75881070), (27, 67449840), (30, 60704856), (36, 50587380), (40, 45528642), (45, 40469904), (48, 37940535), (54, 33724920), (60, 30352428), (72, 25293690), (80, 22764321), (81, 22483280), (90, 20234952), (108, 16862460), (120, 15176214), (135, 13489968), (144, 12646845), (162, 11241640), (180, 10117476), (216, 8431230), (240, 7588107), (270, 6744984), (324, 5620820), (360, 5058738), (405, 4496656), (432, 4215615), (463, 3933360), (540, 3372492), (607, 3000240), (648, 2810410), (720, 2529369), (810, 2248328), (926, 1966680), (1080, 1686246), (1214, 1500120), (1296, 1405205), (1389, 1311120), (1620, 1124164), (1821, 1000080), (1852, 983340), (2160, 843123), (2315, 786672), (2428, 750060), (2778, 655560), (3035, 600048), (3240, 562082), (3642, 500040), (3704, 491670), (4167, 437040), (4630, 393336), (4856, 375030), (5463, 333360), (5556, 327780), (6070, 300024), (6480, 281041), (6945, 262224), (7284, 250020), (7408, 245835), (8334, 218520), (9105, 200016), (9260, 196668), (9712, 187515), (10926, 166680), (11112, 163890), (12140, 150012), (12501, 145680), (13890, 131112), (14568, 125010), (16389, 111120), (16668, 109260), (18210, 100008), (18520, 98334), (20835, 87408), (21852, 83340), (22224, 81945), (24280, 75006), (25002, 72840), (27315, 66672), (27780, 65556), (29136, 62505), (32778, 55560), (33336, 54630), (36420, 50004), (37040, 49167), (37503, 48560), (41670, 43704)]