340966640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{6277}}^1$

素因数の和:6394

約数の個数: 80

約数和(自身を含む): 915483072

約数和(自身を除く): 574516432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3880, 5432, 6277, 6790, 7760, 10864, 12554, 13580, 25108, 27160, 31385, 43939, 50216, 54320, 62770, 87878, 100432, 125540, 175756, 219695, 251080, 351512, 439390, 502160, 608869, 703024, 878780, 1217738, 1757560, 2435476, 3044345, 3515120, 4262083, 4870952, 6088690, 8524166, 9741904, 12177380, 17048332, 21310415, 24354760, 34096664, 42620830, 48709520, 68193328, 85241660, 170483320, 340966640]

約数ペア:

[(1, 340966640), (2, 170483320), (4, 85241660), (5, 68193328), (7, 48709520), (8, 42620830), (10, 34096664), (14, 24354760), (16, 21310415), (20, 17048332), (28, 12177380), (35, 9741904), (40, 8524166), (56, 6088690), (70, 4870952), (80, 4262083), (97, 3515120), (112, 3044345), (140, 2435476), (194, 1757560), (280, 1217738), (388, 878780), (485, 703024), (560, 608869), (679, 502160), (776, 439390), (970, 351512), (1358, 251080), (1552, 219695), (1940, 175756), (2716, 125540), (3395, 100432), (3880, 87878), (5432, 62770), (6277, 54320), (6790, 50216), (7760, 43939), (10864, 31385), (12554, 27160), (13580, 25108)]