256460742

素因数分解:

$2^1\times 3^7\times {\mathrm{17}}^1\times {\mathrm{3449}}^1$

素因数の和:3489

約数の個数: 64

約数和(自身を含む): 611064000

約数和(自身を除く): 354603258

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 729, 918, 1377, 1458, 2187, 2754, 3449, 4131, 4374, 6898, 8262, 10347, 12393, 20694, 24786, 31041, 37179, 58633, 62082, 74358, 93123, 117266, 175899, 186246, 279369, 351798, 527697, 558738, 838107, 1055394, 1583091, 1676214, 2514321, 3166182, 4749273, 5028642, 7542963, 9498546, 14247819, 15085926, 28495638, 42743457, 85486914, 128230371, 256460742]

約数ペア:

[(1, 256460742), (2, 128230371), (3, 85486914), (6, 42743457), (9, 28495638), (17, 15085926), (18, 14247819), (27, 9498546), (34, 7542963), (51, 5028642), (54, 4749273), (81, 3166182), (102, 2514321), (153, 1676214), (162, 1583091), (243, 1055394), (306, 838107), (459, 558738), (486, 527697), (729, 351798), (918, 279369), (1377, 186246), (1458, 175899), (2187, 117266), (2754, 93123), (3449, 74358), (4131, 62082), (4374, 58633), (6898, 37179), (8262, 31041), (10347, 24786), (12393, 20694)]