20178023760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{337651}}^1$

素因数の和:337753

約数の個数: 120

約数和(自身を含む): 68581173024

約数和(自身を除く): 48403149264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 144, 166, 180, 240, 249, 332, 360, 415, 498, 664, 720, 747, 830, 996, 1245, 1328, 1494, 1660, 1992, 2490, 2988, 3320, 3735, 3984, 4980, 5976, 6640, 7470, 9960, 11952, 14940, 19920, 29880, 59760, 337651, 675302, 1012953, 1350604, 1688255, 2025906, 2701208, 3038859, 3376510, 4051812, 5064765, 5402416, 6077718, 6753020, 8103624, 10129530, 12155436, 13506040, 15194295, 16207248, 20259060, 24310872, 27012080, 28025033, 30388590, 40518120, 48621744, 56050066, 60777180, 81036240, 84075099, 112100132, 121554360, 140125165, 168150198, 224200264, 243108720, 252225297, 280250330, 336300396, 420375495, 448400528, 504450594, 560500660, 672600792, 840750990, 1008901188, 1121001320, 1261126485, 1345201584, 1681501980, 2017802376, 2242002640, 2522252970, 3363003960, 4035604752, 5044505940, 6726007920, 10089011880, 20178023760]

約数ペア:

[(1, 20178023760), (2, 10089011880), (3, 6726007920), (4, 5044505940), (5, 4035604752), (6, 3363003960), (8, 2522252970), (9, 2242002640), (10, 2017802376), (12, 1681501980), (15, 1345201584), (16, 1261126485), (18, 1121001320), (20, 1008901188), (24, 840750990), (30, 672600792), (36, 560500660), (40, 504450594), (45, 448400528), (48, 420375495), (60, 336300396), (72, 280250330), (80, 252225297), (83, 243108720), (90, 224200264), (120, 168150198), (144, 140125165), (166, 121554360), (180, 112100132), (240, 84075099), (249, 81036240), (332, 60777180), (360, 56050066), (415, 48621744), (498, 40518120), (664, 30388590), (720, 28025033), (747, 27012080), (830, 24310872), (996, 20259060), (1245, 16207248), (1328, 15194295), (1494, 13506040), (1660, 12155436), (1992, 10129530), (2490, 8103624), (2988, 6753020), (3320, 6077718), (3735, 5402416), (3984, 5064765), (4980, 4051812), (5976, 3376510), (6640, 3038859), (7470, 2701208), (9960, 2025906), (11952, 1688255), (14940, 1350604), (19920, 1012953), (29880, 675302), (59760, 337651)]