56438760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67189}}^1$

素因数の和:67210

約数の個数: 64

約数和(自身を含む): 193507200

約数和(自身を除く): 137068440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 67189, 134378, 201567, 268756, 335945, 403134, 470323, 537512, 671890, 806268, 940646, 1007835, 1343780, 1410969, 1612536, 1881292, 2015670, 2351615, 2687560, 2821938, 3762584, 4031340, 4703230, 5643876, 7054845, 8062680, 9406460, 11287752, 14109690, 18812920, 28219380, 56438760]

約数ペア:

[(1, 56438760), (2, 28219380), (3, 18812920), (4, 14109690), (5, 11287752), (6, 9406460), (7, 8062680), (8, 7054845), (10, 5643876), (12, 4703230), (14, 4031340), (15, 3762584), (20, 2821938), (21, 2687560), (24, 2351615), (28, 2015670), (30, 1881292), (35, 1612536), (40, 1410969), (42, 1343780), (56, 1007835), (60, 940646), (70, 806268), (84, 671890), (105, 537512), (120, 470323), (140, 403134), (168, 335945), (210, 268756), (280, 201567), (420, 134378), (840, 67189)]