80971200

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{5623}}^1$

素因数の和:5651

約数の個数: 126

約数和(自身を含む): 287841944

約数和(自身を除く): 206870744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 400, 450, 480, 576, 600, 720, 800, 900, 960, 1200, 1440, 1600, 1800, 2400, 2880, 3600, 4800, 5623, 7200, 11246, 14400, 16869, 22492, 28115, 33738, 44984, 50607, 56230, 67476, 84345, 89968, 101214, 112460, 134952, 140575, 168690, 179936, 202428, 224920, 253035, 269904, 281150, 337380, 359872, 404856, 421725, 449840, 506070, 539808, 562300, 674760, 809712, 843450, 899680, 1012140, 1079616, 1124600, 1265175, 1349520, 1619424, 1686900, 1799360, 2024280, 2249200, 2530350, 2699040, 3238848, 3373800, 4048560, 4498400, 5060700, 5398080, 6747600, 8097120, 8996800, 10121400, 13495200, 16194240, 20242800, 26990400, 40485600, 80971200]

約数ペア:

[(1, 80971200), (2, 40485600), (3, 26990400), (4, 20242800), (5, 16194240), (6, 13495200), (8, 10121400), (9, 8996800), (10, 8097120), (12, 6747600), (15, 5398080), (16, 5060700), (18, 4498400), (20, 4048560), (24, 3373800), (25, 3238848), (30, 2699040), (32, 2530350), (36, 2249200), (40, 2024280), (45, 1799360), (48, 1686900), (50, 1619424), (60, 1349520), (64, 1265175), (72, 1124600), (75, 1079616), (80, 1012140), (90, 899680), (96, 843450), (100, 809712), (120, 674760), (144, 562300), (150, 539808), (160, 506070), (180, 449840), (192, 421725), (200, 404856), (225, 359872), (240, 337380), (288, 281150), (300, 269904), (320, 253035), (360, 224920), (400, 202428), (450, 179936), (480, 168690), (576, 140575), (600, 134952), (720, 112460), (800, 101214), (900, 89968), (960, 84345), (1200, 67476), (1440, 56230), (1600, 50607), (1800, 44984), (2400, 33738), (2880, 28115), (3600, 22492), (4800, 16869), (5623, 14400), (7200, 11246)]