257389164

素因数分解:

$2^2\times 3^4\times {\mathrm{151}}^1\times {\mathrm{5261}}^1$

素因数の和:5428

約数の個数: 60

約数和(自身を含む): 677450928

約数和(自身を除く): 420061764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 151, 162, 302, 324, 453, 604, 906, 1359, 1812, 2718, 4077, 5261, 5436, 8154, 10522, 12231, 15783, 16308, 21044, 24462, 31566, 47349, 48924, 63132, 94698, 142047, 189396, 284094, 426141, 568188, 794411, 852282, 1588822, 1704564, 2383233, 3177644, 4766466, 7149699, 9532932, 14299398, 21449097, 28598796, 42898194, 64347291, 85796388, 128694582, 257389164]

約数ペア:

[(1, 257389164), (2, 128694582), (3, 85796388), (4, 64347291), (6, 42898194), (9, 28598796), (12, 21449097), (18, 14299398), (27, 9532932), (36, 7149699), (54, 4766466), (81, 3177644), (108, 2383233), (151, 1704564), (162, 1588822), (302, 852282), (324, 794411), (453, 568188), (604, 426141), (906, 284094), (1359, 189396), (1812, 142047), (2718, 94698), (4077, 63132), (5261, 48924), (5436, 47349), (8154, 31566), (10522, 24462), (12231, 21044), (15783, 16308)]