255529488

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 675867456

約数和(自身を除く): 420337968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 197, 244, 366, 394, 443, 488, 591, 732, 788, 886, 976, 1182, 1329, 1464, 1576, 1772, 2364, 2658, 2928, 3152, 3544, 4728, 5316, 7088, 9456, 10632, 12017, 21264, 24034, 27023, 36051, 48068, 54046, 72102, 81069, 87271, 96136, 108092, 144204, 162138, 174542, 192272, 216184, 261813, 288408, 324276, 349084, 432368, 523626, 576816, 648552, 698168, 1047252, 1297104, 1396336, 2094504, 4189008, 5323531, 10647062, 15970593, 21294124, 31941186, 42588248, 63882372, 85176496, 127764744, 255529488]

約数ペア:

[(1, 255529488), (2, 127764744), (3, 85176496), (4, 63882372), (6, 42588248), (8, 31941186), (12, 21294124), (16, 15970593), (24, 10647062), (48, 5323531), (61, 4189008), (122, 2094504), (183, 1396336), (197, 1297104), (244, 1047252), (366, 698168), (394, 648552), (443, 576816), (488, 523626), (591, 432368), (732, 349084), (788, 324276), (886, 288408), (976, 261813), (1182, 216184), (1329, 192272), (1464, 174542), (1576, 162138), (1772, 144204), (2364, 108092), (2658, 96136), (2928, 87271), (3152, 81069), (3544, 72102), (4728, 54046), (5316, 48068), (7088, 36051), (9456, 27023), (10632, 24034), (12017, 21264)]