245851440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1187}}^1$

素因数の和:2066

約数の個数: 80

約数和(自身を含む): 763665408

約数和(自身を除く): 517813968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 863, 1187, 1726, 2374, 2589, 3452, 3561, 4315, 4748, 5178, 5935, 6904, 7122, 8630, 9496, 10356, 11870, 12945, 13808, 14244, 17260, 17805, 18992, 20712, 23740, 25890, 28488, 34520, 35610, 41424, 47480, 51780, 56976, 69040, 71220, 94960, 103560, 142440, 207120, 284880, 1024381, 2048762, 3073143, 4097524, 5121905, 6146286, 8195048, 10243810, 12292572, 15365715, 16390096, 20487620, 24585144, 30731430, 40975240, 49170288, 61462860, 81950480, 122925720, 245851440]

約数ペア:

[(1, 245851440), (2, 122925720), (3, 81950480), (4, 61462860), (5, 49170288), (6, 40975240), (8, 30731430), (10, 24585144), (12, 20487620), (15, 16390096), (16, 15365715), (20, 12292572), (24, 10243810), (30, 8195048), (40, 6146286), (48, 5121905), (60, 4097524), (80, 3073143), (120, 2048762), (240, 1024381), (863, 284880), (1187, 207120), (1726, 142440), (2374, 103560), (2589, 94960), (3452, 71220), (3561, 69040), (4315, 56976), (4748, 51780), (5178, 47480), (5935, 41424), (6904, 35610), (7122, 34520), (8630, 28488), (9496, 25890), (10356, 23740), (11870, 20712), (12945, 18992), (13808, 17805), (14244, 17260)]