15607930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 17051270

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 71, 89, 95, 130, 142, 178, 190, 247, 355, 445, 494, 710, 890, 923, 1157, 1235, 1349, 1691, 1846, 2314, 2470, 2698, 3382, 4615, 5785, 6319, 6745, 8455, 9230, 11570, 12638, 13490, 16910, 17537, 21983, 31595, 35074, 43966, 63190, 82147, 87685, 109915, 120061, 164294, 175370, 219830, 240122, 410735, 600305, 821470, 1200610, 1560793, 3121586, 7803965, 15607930]

約数ペア:

[(1, 15607930), (2, 7803965), (5, 3121586), (10, 1560793), (13, 1200610), (19, 821470), (26, 600305), (38, 410735), (65, 240122), (71, 219830), (89, 175370), (95, 164294), (130, 120061), (142, 109915), (178, 87685), (190, 82147), (247, 63190), (355, 43966), (445, 35074), (494, 31595), (710, 21983), (890, 17537), (923, 16910), (1157, 13490), (1235, 12638), (1349, 11570), (1691, 9230), (1846, 8455), (2314, 6745), (2470, 6319), (2698, 5785), (3382, 4615)]