394607430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{208787}}^1$

素因数の和:208810

約数の個数: 64

約数和(自身を含む): 1202618880

約数和(自身を除く): 808011450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 208787, 417574, 626361, 1043935, 1252722, 1461509, 1879083, 2087870, 2923018, 3131805, 3758166, 4384527, 5637249, 6263610, 7307545, 8769054, 9395415, 11274498, 13153581, 14615090, 18790830, 21922635, 26307162, 28186245, 39460743, 43845270, 56372490, 65767905, 78921486, 131535810, 197303715, 394607430]

約数ペア:

[(1, 394607430), (2, 197303715), (3, 131535810), (5, 78921486), (6, 65767905), (7, 56372490), (9, 43845270), (10, 39460743), (14, 28186245), (15, 26307162), (18, 21922635), (21, 18790830), (27, 14615090), (30, 13153581), (35, 11274498), (42, 9395415), (45, 8769054), (54, 7307545), (63, 6263610), (70, 5637249), (90, 4384527), (105, 3758166), (126, 3131805), (135, 2923018), (189, 2087870), (210, 1879083), (270, 1461509), (315, 1252722), (378, 1043935), (630, 626361), (945, 417574), (1890, 208787)]