135281440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 380939328

約数和(自身を除く): 245657888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 53, 56, 70, 80, 86, 106, 112, 140, 160, 172, 212, 215, 224, 265, 280, 301, 344, 371, 424, 430, 530, 560, 602, 688, 742, 848, 860, 1060, 1120, 1204, 1376, 1484, 1505, 1696, 1720, 1855, 2120, 2279, 2408, 2809, 2968, 3010, 3440, 3710, 4240, 4558, 4816, 5618, 5936, 6020, 6880, 7420, 8480, 9116, 9632, 11236, 11395, 11872, 12040, 14045, 14840, 15953, 18232, 19663, 22472, 22790, 24080, 28090, 29680, 31906, 36464, 39326, 44944, 45580, 48160, 56180, 59360, 63812, 72928, 78652, 79765, 89888, 91160, 98315, 112360, 120787, 127624, 157304, 159530, 182320, 196630, 224720, 241574, 255248, 314608, 319060, 364640, 393260, 449440, 483148, 510496, 603935, 629216, 638120, 786520, 845509, 966296, 1207870, 1276240, 1573040, 1691018, 1932592, 2415740, 2552480, 3146080, 3382036, 3865184, 4227545, 4831480, 6764072, 8455090, 9662960, 13528144, 16910180, 19325920, 27056288, 33820360, 67640720, 135281440]

約数ペア:

[(1, 135281440), (2, 67640720), (4, 33820360), (5, 27056288), (7, 19325920), (8, 16910180), (10, 13528144), (14, 9662960), (16, 8455090), (20, 6764072), (28, 4831480), (32, 4227545), (35, 3865184), (40, 3382036), (43, 3146080), (53, 2552480), (56, 2415740), (70, 1932592), (80, 1691018), (86, 1573040), (106, 1276240), (112, 1207870), (140, 966296), (160, 845509), (172, 786520), (212, 638120), (215, 629216), (224, 603935), (265, 510496), (280, 483148), (301, 449440), (344, 393260), (371, 364640), (424, 319060), (430, 314608), (530, 255248), (560, 241574), (602, 224720), (688, 196630), (742, 182320), (848, 159530), (860, 157304), (1060, 127624), (1120, 120787), (1204, 112360), (1376, 98315), (1484, 91160), (1505, 89888), (1696, 79765), (1720, 78652), (1855, 72928), (2120, 63812), (2279, 59360), (2408, 56180), (2809, 48160), (2968, 45580), (3010, 44944), (3440, 39326), (3710, 36464), (4240, 31906), (4558, 29680), (4816, 28090), (5618, 24080), (5936, 22790), (6020, 22472), (6880, 19663), (7420, 18232), (8480, 15953), (9116, 14840), (9632, 14045), (11236, 12040), (11395, 11872)]