20252760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 67564800

約数和(自身を除く): 47312040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 67, 88, 110, 120, 132, 134, 165, 201, 220, 229, 264, 268, 330, 335, 402, 440, 458, 536, 660, 670, 687, 737, 804, 916, 1005, 1145, 1320, 1340, 1374, 1474, 1608, 1832, 2010, 2211, 2290, 2519, 2680, 2748, 2948, 3435, 3685, 4020, 4422, 4580, 5038, 5496, 5896, 6870, 7370, 7557, 8040, 8844, 9160, 10076, 11055, 12595, 13740, 14740, 15114, 15343, 17688, 20152, 22110, 25190, 27480, 29480, 30228, 30686, 37785, 44220, 46029, 50380, 60456, 61372, 75570, 76715, 88440, 92058, 100760, 122744, 151140, 153430, 168773, 184116, 230145, 302280, 306860, 337546, 368232, 460290, 506319, 613720, 675092, 843865, 920580, 1012638, 1350184, 1687730, 1841160, 2025276, 2531595, 3375460, 4050552, 5063190, 6750920, 10126380, 20252760]

約数ペア:

[(1, 20252760), (2, 10126380), (3, 6750920), (4, 5063190), (5, 4050552), (6, 3375460), (8, 2531595), (10, 2025276), (11, 1841160), (12, 1687730), (15, 1350184), (20, 1012638), (22, 920580), (24, 843865), (30, 675092), (33, 613720), (40, 506319), (44, 460290), (55, 368232), (60, 337546), (66, 306860), (67, 302280), (88, 230145), (110, 184116), (120, 168773), (132, 153430), (134, 151140), (165, 122744), (201, 100760), (220, 92058), (229, 88440), (264, 76715), (268, 75570), (330, 61372), (335, 60456), (402, 50380), (440, 46029), (458, 44220), (536, 37785), (660, 30686), (670, 30228), (687, 29480), (737, 27480), (804, 25190), (916, 22110), (1005, 20152), (1145, 17688), (1320, 15343), (1340, 15114), (1374, 14740), (1474, 13740), (1608, 12595), (1832, 11055), (2010, 10076), (2211, 9160), (2290, 8844), (2519, 8040), (2680, 7557), (2748, 7370), (2948, 6870), (3435, 5896), (3685, 5496), (4020, 5038), (4422, 4580)]