218688120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{28927}}^1$

素因数の和:28954

約数の個数: 128

約数和(自身を含む): 833126400

約数和(自身を除く): 614438280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 28927, 57854, 86781, 115708, 144635, 173562, 202489, 231416, 260343, 289270, 347124, 404978, 433905, 520686, 578540, 607467, 694248, 781029, 809956, 867810, 1012445, 1041372, 1157080, 1214934, 1301715, 1562058, 1619912, 1735620, 1822401, 2024890, 2082744, 2429868, 2603430, 3037335, 3124116, 3471240, 3644802, 3905145, 4049780, 4859736, 5206860, 5467203, 6074670, 6248232, 7289604, 7810290, 8099560, 9112005, 10413720, 10934406, 12149340, 14579208, 15620580, 18224010, 21868812, 24298680, 27336015, 31241160, 36448020, 43737624, 54672030, 72896040, 109344060, 218688120]

約数ペア:

[(1, 218688120), (2, 109344060), (3, 72896040), (4, 54672030), (5, 43737624), (6, 36448020), (7, 31241160), (8, 27336015), (9, 24298680), (10, 21868812), (12, 18224010), (14, 15620580), (15, 14579208), (18, 12149340), (20, 10934406), (21, 10413720), (24, 9112005), (27, 8099560), (28, 7810290), (30, 7289604), (35, 6248232), (36, 6074670), (40, 5467203), (42, 5206860), (45, 4859736), (54, 4049780), (56, 3905145), (60, 3644802), (63, 3471240), (70, 3124116), (72, 3037335), (84, 2603430), (90, 2429868), (105, 2082744), (108, 2024890), (120, 1822401), (126, 1735620), (135, 1619912), (140, 1562058), (168, 1301715), (180, 1214934), (189, 1157080), (210, 1041372), (216, 1012445), (252, 867810), (270, 809956), (280, 781029), (315, 694248), (360, 607467), (378, 578540), (420, 520686), (504, 433905), (540, 404978), (630, 347124), (756, 289270), (840, 260343), (945, 231416), (1080, 202489), (1260, 173562), (1512, 144635), (1890, 115708), (2520, 86781), (3780, 57854), (7560, 28927)]