254857512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:2003

約数の個数: 128

約数和(自身を含む): 797448960

約数和(自身を除く): 542591448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 61, 78, 84, 91, 104, 122, 156, 168, 182, 183, 244, 273, 312, 364, 366, 427, 488, 546, 728, 732, 793, 854, 1092, 1281, 1464, 1586, 1708, 1913, 2184, 2379, 2562, 3172, 3416, 3826, 4758, 5124, 5551, 5739, 6344, 7652, 9516, 10248, 11102, 11478, 13391, 15304, 16653, 19032, 22204, 22956, 24869, 26782, 33306, 40173, 44408, 45912, 49738, 53564, 66612, 74607, 80346, 99476, 107128, 116693, 133224, 149214, 160692, 174083, 198952, 233386, 298428, 321384, 348166, 350079, 466772, 522249, 596856, 696332, 700158, 816851, 933544, 1044498, 1392664, 1400316, 1517009, 1633702, 2088996, 2450553, 2800632, 3034018, 3267404, 4177992, 4551027, 4901106, 6068036, 6534808, 9102054, 9802212, 10619063, 12136072, 18204108, 19604424, 21238126, 31857189, 36408216, 42476252, 63714378, 84952504, 127428756, 254857512]

約数ペア:

[(1, 254857512), (2, 127428756), (3, 84952504), (4, 63714378), (6, 42476252), (7, 36408216), (8, 31857189), (12, 21238126), (13, 19604424), (14, 18204108), (21, 12136072), (24, 10619063), (26, 9802212), (28, 9102054), (39, 6534808), (42, 6068036), (52, 4901106), (56, 4551027), (61, 4177992), (78, 3267404), (84, 3034018), (91, 2800632), (104, 2450553), (122, 2088996), (156, 1633702), (168, 1517009), (182, 1400316), (183, 1392664), (244, 1044498), (273, 933544), (312, 816851), (364, 700158), (366, 696332), (427, 596856), (488, 522249), (546, 466772), (728, 350079), (732, 348166), (793, 321384), (854, 298428), (1092, 233386), (1281, 198952), (1464, 174083), (1586, 160692), (1708, 149214), (1913, 133224), (2184, 116693), (2379, 107128), (2562, 99476), (3172, 80346), (3416, 74607), (3826, 66612), (4758, 53564), (5124, 49738), (5551, 45912), (5739, 44408), (6344, 40173), (7652, 33306), (9516, 26782), (10248, 24869), (11102, 22956), (11478, 22204), (13391, 19032), (15304, 16653)]