305090344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{547}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 640765440

約数和(自身を除く): 335675096

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 173, 248, 346, 403, 547, 692, 806, 1094, 1384, 1612, 2188, 2249, 3224, 4376, 4498, 5363, 7111, 8996, 10726, 14222, 16957, 17992, 21452, 28444, 33914, 42904, 56888, 67828, 69719, 94631, 135656, 139438, 189262, 220441, 278876, 378524, 440882, 557752, 757048, 881764, 1230203, 1763528, 2460406, 2933561, 4920812, 5867122, 9841624, 11734244, 23468488, 38136293, 76272586, 152545172, 305090344]

約数ペア:

[(1, 305090344), (2, 152545172), (4, 76272586), (8, 38136293), (13, 23468488), (26, 11734244), (31, 9841624), (52, 5867122), (62, 4920812), (104, 2933561), (124, 2460406), (173, 1763528), (248, 1230203), (346, 881764), (403, 757048), (547, 557752), (692, 440882), (806, 378524), (1094, 278876), (1384, 220441), (1612, 189262), (2188, 139438), (2249, 135656), (3224, 94631), (4376, 69719), (4498, 67828), (5363, 56888), (7111, 42904), (8996, 33914), (10726, 28444), (14222, 21452), (16957, 17992)]