345174180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{442531}}^1$

素因数の和:442556

約数の個数: 48

約数和(自身を含む): 1040835264

約数和(自身を除く): 695661084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 442531, 885062, 1327593, 1770124, 2212655, 2655186, 4425310, 5310372, 5752903, 6637965, 8850620, 11505806, 13275930, 17258709, 23011612, 26551860, 28764515, 34517418, 57529030, 69034836, 86293545, 115058060, 172587090, 345174180]

約数ペア:

[(1, 345174180), (2, 172587090), (3, 115058060), (4, 86293545), (5, 69034836), (6, 57529030), (10, 34517418), (12, 28764515), (13, 26551860), (15, 23011612), (20, 17258709), (26, 13275930), (30, 11505806), (39, 8850620), (52, 6637965), (60, 5752903), (65, 5310372), (78, 4425310), (130, 2655186), (156, 2212655), (195, 1770124), (260, 1327593), (390, 885062), (780, 442531)]