21745800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{4027}}^1$

素因数の和:4052

約数の個数: 96

約数和(自身を含む): 74920800

約数和(自身を除く): 53175000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 135, 150, 180, 200, 216, 225, 270, 300, 360, 450, 540, 600, 675, 900, 1080, 1350, 1800, 2700, 4027, 5400, 8054, 12081, 16108, 20135, 24162, 32216, 36243, 40270, 48324, 60405, 72486, 80540, 96648, 100675, 108729, 120810, 144972, 161080, 181215, 201350, 217458, 241620, 289944, 302025, 362430, 402700, 434916, 483240, 543645, 604050, 724860, 805400, 869832, 906075, 1087290, 1208100, 1449720, 1812150, 2174580, 2416200, 2718225, 3624300, 4349160, 5436450, 7248600, 10872900, 21745800]

約数ペア:

[(1, 21745800), (2, 10872900), (3, 7248600), (4, 5436450), (5, 4349160), (6, 3624300), (8, 2718225), (9, 2416200), (10, 2174580), (12, 1812150), (15, 1449720), (18, 1208100), (20, 1087290), (24, 906075), (25, 869832), (27, 805400), (30, 724860), (36, 604050), (40, 543645), (45, 483240), (50, 434916), (54, 402700), (60, 362430), (72, 302025), (75, 289944), (90, 241620), (100, 217458), (108, 201350), (120, 181215), (135, 161080), (150, 144972), (180, 120810), (200, 108729), (216, 100675), (225, 96648), (270, 80540), (300, 72486), (360, 60405), (450, 48324), (540, 40270), (600, 36243), (675, 32216), (900, 24162), (1080, 20135), (1350, 16108), (1800, 12081), (2700, 8054), (4027, 5400)]