290749072

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 607818240

約数和(自身を除く): 317069168

約数列:

[1, 2, 4, 8, 16, 23, 46, 73, 79, 92, 137, 146, 158, 184, 274, 292, 316, 368, 548, 584, 632, 1096, 1168, 1264, 1679, 1817, 2192, 3151, 3358, 3634, 5767, 6302, 6716, 7268, 10001, 10823, 11534, 12604, 13432, 14536, 20002, 21646, 23068, 25208, 26864, 29072, 40004, 43292, 46136, 50416, 80008, 86584, 92272, 132641, 160016, 173168, 230023, 248929, 265282, 460046, 497858, 530564, 790079, 920092, 995716, 1061128, 1580158, 1840184, 1991432, 2122256, 3160316, 3680368, 3982864, 6320632, 12641264, 18171817, 36343634, 72687268, 145374536, 290749072]

約数ペア:

[(1, 290749072), (2, 145374536), (4, 72687268), (8, 36343634), (16, 18171817), (23, 12641264), (46, 6320632), (73, 3982864), (79, 3680368), (92, 3160316), (137, 2122256), (146, 1991432), (158, 1840184), (184, 1580158), (274, 1061128), (292, 995716), (316, 920092), (368, 790079), (548, 530564), (584, 497858), (632, 460046), (1096, 265282), (1168, 248929), (1264, 230023), (1679, 173168), (1817, 160016), (2192, 132641), (3151, 92272), (3358, 86584), (3634, 80008), (5767, 50416), (6302, 46136), (6716, 43292), (7268, 40004), (10001, 29072), (10823, 26864), (11534, 25208), (12604, 23068), (13432, 21646), (14536, 20002)]