321996960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{719}}^1$

素因数の和:1051

約数の個数: 144

約数和(自身を含む): 1103880960

約数和(自身を除く): 781884000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 311, 360, 480, 622, 719, 720, 933, 1244, 1438, 1440, 1555, 1866, 2157, 2488, 2799, 2876, 3110, 3595, 3732, 4314, 4665, 4976, 5598, 5752, 6220, 6471, 7190, 7464, 8628, 9330, 9952, 10785, 11196, 11504, 12440, 12942, 13995, 14380, 14928, 17256, 18660, 21570, 22392, 23008, 24880, 25884, 27990, 28760, 29856, 32355, 34512, 37320, 43140, 44784, 49760, 51768, 55980, 57520, 64710, 69024, 74640, 86280, 89568, 103536, 111960, 115040, 129420, 149280, 172560, 207072, 223609, 223920, 258840, 345120, 447218, 447840, 517680, 670827, 894436, 1035360, 1118045, 1341654, 1788872, 2012481, 2236090, 2683308, 3354135, 3577744, 4024962, 4472180, 5366616, 6708270, 7155488, 8049924, 8944360, 10062405, 10733232, 13416540, 16099848, 17888720, 20124810, 21466464, 26833080, 32199696, 35777440, 40249620, 53666160, 64399392, 80499240, 107332320, 160998480, 321996960]

約数ペア:

[(1, 321996960), (2, 160998480), (3, 107332320), (4, 80499240), (5, 64399392), (6, 53666160), (8, 40249620), (9, 35777440), (10, 32199696), (12, 26833080), (15, 21466464), (16, 20124810), (18, 17888720), (20, 16099848), (24, 13416540), (30, 10733232), (32, 10062405), (36, 8944360), (40, 8049924), (45, 7155488), (48, 6708270), (60, 5366616), (72, 4472180), (80, 4024962), (90, 3577744), (96, 3354135), (120, 2683308), (144, 2236090), (160, 2012481), (180, 1788872), (240, 1341654), (288, 1118045), (311, 1035360), (360, 894436), (480, 670827), (622, 517680), (719, 447840), (720, 447218), (933, 345120), (1244, 258840), (1438, 223920), (1440, 223609), (1555, 207072), (1866, 172560), (2157, 149280), (2488, 129420), (2799, 115040), (2876, 111960), (3110, 103536), (3595, 89568), (3732, 86280), (4314, 74640), (4665, 69024), (4976, 64710), (5598, 57520), (5752, 55980), (6220, 51768), (6471, 49760), (7190, 44784), (7464, 43140), (8628, 37320), (9330, 34512), (9952, 32355), (10785, 29856), (11196, 28760), (11504, 27990), (12440, 25884), (12942, 24880), (13995, 23008), (14380, 22392), (14928, 21570), (17256, 18660)]