168981904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6827}}^1$

素因数の和:6872

約数の個数: 80

約数和(自身を含む): 426722688

約数和(自身を除く): 257740784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 272, 364, 442, 476, 728, 884, 952, 1456, 1547, 1768, 1904, 3094, 3536, 6188, 6827, 12376, 13654, 24752, 27308, 47789, 54616, 88751, 95578, 109232, 116059, 177502, 191156, 232118, 355004, 382312, 464236, 621257, 710008, 764624, 812413, 928472, 1242514, 1420016, 1508767, 1624826, 1856944, 2485028, 3017534, 3249652, 4970056, 6035068, 6499304, 9940112, 10561369, 12070136, 12998608, 21122738, 24140272, 42245476, 84490952, 168981904]

約数ペア:

[(1, 168981904), (2, 84490952), (4, 42245476), (7, 24140272), (8, 21122738), (13, 12998608), (14, 12070136), (16, 10561369), (17, 9940112), (26, 6499304), (28, 6035068), (34, 4970056), (52, 3249652), (56, 3017534), (68, 2485028), (91, 1856944), (104, 1624826), (112, 1508767), (119, 1420016), (136, 1242514), (182, 928472), (208, 812413), (221, 764624), (238, 710008), (272, 621257), (364, 464236), (442, 382312), (476, 355004), (728, 232118), (884, 191156), (952, 177502), (1456, 116059), (1547, 109232), (1768, 95578), (1904, 88751), (3094, 54616), (3536, 47789), (6188, 27308), (6827, 24752), (12376, 13654)]