157427816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 383201280

約数和(自身を除く): 225773464

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 47, 52, 56, 86, 91, 94, 104, 107, 172, 182, 188, 214, 301, 329, 344, 364, 376, 428, 559, 602, 611, 658, 728, 749, 856, 1118, 1204, 1222, 1316, 1391, 1498, 2021, 2236, 2408, 2444, 2632, 2782, 2996, 3913, 4042, 4277, 4472, 4601, 4888, 5029, 5564, 5992, 7826, 8084, 8554, 9202, 9737, 10058, 11128, 14147, 15652, 16168, 17108, 18404, 19474, 20116, 26273, 28294, 31304, 32207, 34216, 35203, 36808, 38948, 40232, 52546, 56588, 59813, 64414, 65377, 70406, 77896, 105092, 113176, 119626, 128828, 130754, 140812, 183911, 210184, 216247, 239252, 257656, 261508, 281624, 367822, 418691, 432494, 457639, 478504, 523016, 735644, 837382, 864988, 915278, 1471288, 1513729, 1674764, 1729976, 1830556, 2811211, 3027458, 3349528, 3661112, 5622422, 6054916, 11244844, 12109832, 19678477, 22489688, 39356954, 78713908, 157427816]

約数ペア:

[(1, 157427816), (2, 78713908), (4, 39356954), (7, 22489688), (8, 19678477), (13, 12109832), (14, 11244844), (26, 6054916), (28, 5622422), (43, 3661112), (47, 3349528), (52, 3027458), (56, 2811211), (86, 1830556), (91, 1729976), (94, 1674764), (104, 1513729), (107, 1471288), (172, 915278), (182, 864988), (188, 837382), (214, 735644), (301, 523016), (329, 478504), (344, 457639), (364, 432494), (376, 418691), (428, 367822), (559, 281624), (602, 261508), (611, 257656), (658, 239252), (728, 216247), (749, 210184), (856, 183911), (1118, 140812), (1204, 130754), (1222, 128828), (1316, 119626), (1391, 113176), (1498, 105092), (2021, 77896), (2236, 70406), (2408, 65377), (2444, 64414), (2632, 59813), (2782, 56588), (2996, 52546), (3913, 40232), (4042, 38948), (4277, 36808), (4472, 35203), (4601, 34216), (4888, 32207), (5029, 31304), (5564, 28294), (5992, 26273), (7826, 20116), (8084, 19474), (8554, 18404), (9202, 17108), (9737, 16168), (10058, 15652), (11128, 14147)]